Finding the Fourth Proportional to 16,236,844.67, 22,406,854.70 and 8,894,943.52
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Solution
The fourth proportional to 16,236,844.67, 22,406,854.70 and 8,894,943.52 is: 12,275,027.02
Step by Step Solution
- Step 1: Write the proportion equation
16,236,844.67 : 22,406,854.70 = 8,894,943.52 : x - Step 2: Convert to fraction form
16,236,844.67/22,406,854.70 = 8,894,943.52/x - Step 3: Cross multiply
16,236,844.67x = 22,406,854.70 × 8,894,943.52 - Step 4: Simplify right side
16,236,844.67x = 199,307,707,017,346.53 - Step 5: Solve for x
x = 199,307,707,017,346.53/16,236,844.67 - Step 6: Final answer
x = 12,275,027.02
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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.