Finding the Fourth Proportional to 6,925,569.29, 10,387,861.24 and 2,132,758.79
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Solution
The fourth proportional to 6,925,569.29, 10,387,861.24 and 2,132,758.79 is: 3,198,986.45
Step by Step Solution
- Step 1: Write the proportion equation
6,925,569.29 : 10,387,861.24 = 2,132,758.79 : x - Step 2: Convert to fraction form
6,925,569.29/10,387,861.24 = 2,132,758.79/x - Step 3: Cross multiply
6,925,569.29x = 10,387,861.24 × 2,132,758.79 - Step 4: Simplify right side
6,925,569.29x = 22,154,802,306,307.20 - Step 5: Solve for x
x = 22,154,802,306,307.20/6,925,569.29 - Step 6: Final answer
x = 3,198,986.45
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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.