Finding the Fourth Proportional to 69,521,024.40, 104,318,861.40 and 29,135,590.80
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Solution
The fourth proportional to 69,521,024.40, 104,318,861.40 and 29,135,590.80 is: 43,719,028.66
Step by Step Solution
- Step 1: Write the proportion equation
69,521,024.40 : 104,318,861.40 = 29,135,590.80 : x - Step 2: Convert to fraction form
69,521,024.40/104,318,861.40 = 29,135,590.80/x - Step 3: Cross multiply
69,521,024.40x = 104,318,861.40 × 29,135,590.80 - Step 4: Simplify right side
69,521,024.40x = 3,039,391,658,472,315.50 - Step 5: Solve for x
x = 3,039,391,658,472,315.50/69,521,024.40 - Step 6: Final answer
x = 43,719,028.66
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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.