Finding the Fourth Proportional to 16,268,318.10, 22,450,691.97 and 8,926,149.24
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Solution
The fourth proportional to 16,268,318.10, 22,450,691.97 and 8,926,149.24 is: 12,318,312.55
Step by Step Solution
- Step 1: Write the proportion equation
16,268,318.10 : 22,450,691.97 = 8,926,149.24 : x - Step 2: Convert to fraction form
16,268,318.10/22,450,691.97 = 8,926,149.24/x - Step 3: Cross multiply
16,268,318.10x = 22,450,691.97 × 8,926,149.24 - Step 4: Simplify right side
16,268,318.10x = 200,398,227,065,489.59 - Step 5: Solve for x
x = 200,398,227,065,489.59/16,268,318.10 - Step 6: Final answer
x = 12,318,312.55
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.