Finding the Fourth Proportional to 9,965,575.80, 14,948,363.70 and 2,392,541.55
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Solution
The fourth proportional to 9,965,575.80, 14,948,363.70 and 2,392,541.55 is: 3,588,812.33
Step by Step Solution
- Step 1: Write the proportion equation
9,965,575.80 : 14,948,363.70 = 2,392,541.55 : x - Step 2: Convert to fraction form
9,965,575.80/14,948,363.70 = 2,392,541.55/x - Step 3: Cross multiply
9,965,575.80x = 14,948,363.70 × 2,392,541.55 - Step 4: Simplify right side
9,965,575.80x = 35,764,581,256,761.73 - Step 5: Solve for x
x = 35,764,581,256,761.73/9,965,575.80 - Step 6: Final answer
x = 3,588,812.33
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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.