Finding the Fourth Proportional to 69,984,245.80, 104,976,368.70 and 24,540,135.40
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Solution
The fourth proportional to 69,984,245.80, 104,976,368.70 and 24,540,135.40 is: 36,810,203.10
Step by Step Solution
- Step 1: Write the proportion equation
69,984,245.80 : 104,976,368.70 = 24,540,135.40 : x - Step 2: Convert to fraction form
69,984,245.80/104,976,368.70 = 24,540,135.40/x - Step 3: Cross multiply
69,984,245.80x = 104,976,368.70 × 24,540,135.40 - Step 4: Simplify right side
69,984,245.80x = 2,576,134,301,698,322 - Step 5: Solve for x
x = 2,576,134,301,698,322/69,984,245.80 - Step 6: Final answer
x = 36,810,203.10
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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.