Finding the Fourth Proportional to 24,163,278.80, 36,244,918.20 and 13,413,736.40
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Solution
The fourth proportional to 24,163,278.80, 36,244,918.20 and 13,413,736.40 is: 20,120,604.60
Step by Step Solution
- Step 1: Write the proportion equation
24,163,278.80 : 36,244,918.20 = 13,413,736.40 : x - Step 2: Convert to fraction form
24,163,278.80/36,244,918.20 = 13,413,736.40/x - Step 3: Cross multiply
24,163,278.80x = 36,244,918.20 × 13,413,736.40 - Step 4: Simplify right side
24,163,278.80x = 486,179,778,574,362.56 - Step 5: Solve for x
x = 486,179,778,574,362.56/24,163,278.80 - Step 6: Final answer
x = 20,120,604.60
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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.