Finding the Fourth Proportional to 16,480,156.80, 24,730,732.80 and 9,656,716.80
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Solution
The fourth proportional to 16,480,156.80, 24,730,732.80 and 9,656,716.80 is: 14,491,226.38
Step by Step Solution
- Step 1: Write the proportion equation
16,480,156.80 : 24,730,732.80 = 9,656,716.80 : x - Step 2: Convert to fraction form
16,480,156.80/24,730,732.80 = 9,656,716.80/x - Step 3: Cross multiply
16,480,156.80x = 24,730,732.80 × 9,656,716.80 - Step 4: Simplify right side
16,480,156.80x = 238,817,682,906,071.06 - Step 5: Solve for x
x = 238,817,682,906,071.06/16,480,156.80 - Step 6: Final answer
x = 14,491,226.38
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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.