Finding the Fourth Proportional to 24,256,802.80, 36,385,204.20 and 12,128,138.20
Calculator
Solution
The fourth proportional to 24,256,802.80, 36,385,204.20 and 12,128,138.20 is: 18,192,207.30
Step by Step Solution
- Step 1: Write the proportion equation
24,256,802.80 : 36,385,204.20 = 12,128,138.20 : x - Step 2: Convert to fraction form
24,256,802.80/36,385,204.20 = 12,128,138.20/x - Step 3: Cross multiply
24,256,802.80x = 36,385,204.20 × 12,128,138.20 - Step 4: Simplify right side
24,256,802.80x = 441,284,784,972,820.44 - Step 5: Solve for x
x = 441,284,784,972,820.44/24,256,802.80 - Step 6: Final answer
x = 18,192,207.30
Related Problems
Find fourth proportional to 12,128,401.40, 18,192,602.10 and 6,064,069.10
Half scale
Find fourth proportional to 48,513,605.60, 72,770,408.40 and 24,256,276.40
Double scale
Find fourth proportional to 24,256,803.80, 36,385,205.70 and 12,128,139.20
Similar ratio
Find fourth proportional to 36,385,204.20, 54,577,806.30 and 18,192,207.30
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.