Finding the Fourth Proportional to 20,734,765.35, 31,098,603.46 and 5,585,153.91
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Solution
The fourth proportional to 20,734,765.35, 31,098,603.46 and 5,585,153.91 is: 8,376,776.09
Step by Step Solution
- Step 1: Write the proportion equation
20,734,765.35 : 31,098,603.46 = 5,585,153.91 : x - Step 2: Convert to fraction form
20,734,765.35/31,098,603.46 = 5,585,153.91/x - Step 3: Cross multiply
20,734,765.35x = 31,098,603.46 × 5,585,153.91 - Step 4: Simplify right side
20,734,765.35x = 173,690,486,710,158.53 - Step 5: Solve for x
x = 173,690,486,710,158.53/20,734,765.35 - Step 6: Final answer
x = 8,376,776.09
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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.