Finding the Fourth Proportional to 10,393,101.64, 15,585,103.50 and 5,534,384.68
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Solution
The fourth proportional to 10,393,101.64, 15,585,103.50 and 5,534,384.68 is: 8,299,154.67
Step by Step Solution
- Step 1: Write the proportion equation
10,393,101.64 : 15,585,103.50 = 5,534,384.68 : x - Step 2: Convert to fraction form
10,393,101.64/15,585,103.50 = 5,534,384.68/x - Step 3: Cross multiply
10,393,101.64x = 15,585,103.50 × 5,534,384.68 - Step 4: Simplify right side
10,393,101.64x = 86,253,958,046,614.38 - Step 5: Solve for x
x = 86,253,958,046,614.38/10,393,101.64 - Step 6: Final answer
x = 8,299,154.67
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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.