Finding the Fourth Proportional to 16,235,306.58, 22,403,926.91 and 8,893,172.29
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Solution
The fourth proportional to 16,235,306.58, 22,403,926.91 and 8,893,172.29 is: 12,272,141.64
Step by Step Solution
- Step 1: Write the proportion equation
16,235,306.58 : 22,403,926.91 = 8,893,172.29 : x - Step 2: Convert to fraction form
16,235,306.58/22,403,926.91 = 8,893,172.29/x - Step 3: Cross multiply
16,235,306.58x = 22,403,926.91 × 8,893,172.29 - Step 4: Simplify right side
16,235,306.58x = 199,241,981,983,197.31 - Step 5: Solve for x
x = 199,241,981,983,197.31/16,235,306.58 - Step 6: Final answer
x = 12,272,141.64
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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.