Finding the Fourth Proportional to 10,103,445.09, 15,164,748.99 and 6,253,622.15
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Solution
The fourth proportional to 10,103,445.09, 15,164,748.99 and 6,253,622.15 is: 9,386,363.69
Step by Step Solution
- Step 1: Write the proportion equation
10,103,445.09 : 15,164,748.99 = 6,253,622.15 : x - Step 2: Convert to fraction form
10,103,445.09/15,164,748.99 = 6,253,622.15/x - Step 3: Cross multiply
10,103,445.09x = 15,164,748.99 × 6,253,622.15 - Step 4: Simplify right side
10,103,445.09x = 94,834,610,107,230.38 - Step 5: Solve for x
x = 94,834,610,107,230.38/10,103,445.09 - Step 6: Final answer
x = 9,386,363.69
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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.