Finding the Fourth Proportional to 39,633,474.40, 59,435,948.26 and 13,718,734.54
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Solution
The fourth proportional to 39,633,474.40, 59,435,948.26 and 13,718,734.54 is: 20,573,164.70
Step by Step Solution
- Step 1: Write the proportion equation
39,633,474.40 : 59,435,948.26 = 13,718,734.54 : x - Step 2: Convert to fraction form
39,633,474.40/59,435,948.26 = 13,718,734.54/x - Step 3: Cross multiply
39,633,474.40x = 59,435,948.26 × 13,718,734.54 - Step 4: Simplify right side
39,633,474.40x = 815,385,996,553,550.25 - Step 5: Solve for x
x = 815,385,996,553,550.25/39,633,474.40 - Step 6: Final answer
x = 20,573,164.70
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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.