Finding the Fourth Proportional to 22,855,627.08, 31,541,675.13 and 12,542,719.23
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Solution
The fourth proportional to 22,855,627.08, 31,541,675.13 and 12,542,719.23 is: 17,309,451.80
Step by Step Solution
- Step 1: Write the proportion equation
22,855,627.08 : 31,541,675.13 = 12,542,719.23 : x - Step 2: Convert to fraction form
22,855,627.08/31,541,675.13 = 12,542,719.23/x - Step 3: Cross multiply
22,855,627.08x = 31,541,675.13 × 12,542,719.23 - Step 4: Simplify right side
22,855,627.08x = 395,618,375,199,463.75 - Step 5: Solve for x
x = 395,618,375,199,463.75/22,855,627.08 - Step 6: Final answer
x = 17,309,451.80
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.