Finding the Fourth Proportional to 16,581,346.20, 22,882,305.15 and 9,613,377.90
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Solution
The fourth proportional to 16,581,346.20, 22,882,305.15 and 9,613,377.90 is: 13,266,488.98
Step by Step Solution
- Step 1: Write the proportion equation
16,581,346.20 : 22,882,305.15 = 9,613,377.90 : x - Step 2: Convert to fraction form
16,581,346.20/22,882,305.15 = 9,613,377.90/x - Step 3: Cross multiply
16,581,346.20x = 22,882,305.15 × 9,613,377.90 - Step 4: Simplify right side
16,581,346.20x = 219,976,246,630,066.19 - Step 5: Solve for x
x = 219,976,246,630,066.19/16,581,346.20 - Step 6: Final answer
x = 13,266,488.98
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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.