Finding the Fourth Proportional to 16,531,668.12, 22,811,753.34 and 9,824,956.68
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Solution
The fourth proportional to 16,531,668.12, 22,811,753.34 and 9,824,956.68 is: 13,557,282.10
Step by Step Solution
- Step 1: Write the proportion equation
16,531,668.12 : 22,811,753.34 = 9,824,956.68 : x - Step 2: Convert to fraction form
16,531,668.12/22,811,753.34 = 9,824,956.68/x - Step 3: Cross multiply
16,531,668.12x = 22,811,753.34 × 9,824,956.68 - Step 4: Simplify right side
16,531,668.12x = 224,124,488,360,345.31 - Step 5: Solve for x
x = 224,124,488,360,345.31/16,531,668.12 - Step 6: Final answer
x = 13,557,282.10
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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.