Finding the Fourth Proportional to 16,129,052.40, 24,168,695.40 and 13,989,097.20
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Solution
The fourth proportional to 16,129,052.40, 24,168,695.40 and 13,989,097.20 is: 20,962,064.03
Step by Step Solution
- Step 1: Write the proportion equation
16,129,052.40 : 24,168,695.40 = 13,989,097.20 : x - Step 2: Convert to fraction form
16,129,052.40/24,168,695.40 = 13,989,097.20/x - Step 3: Cross multiply
16,129,052.40x = 24,168,695.40 × 13,989,097.20 - Step 4: Simplify right side
16,129,052.40x = 338,098,229,147,792.81 - Step 5: Solve for x
x = 338,098,229,147,792.81/16,129,052.40 - Step 6: Final answer
x = 20,962,064.03
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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.