Finding the Fourth Proportional to 16,251,566.92, 22,427,018.82 and 8,909,266.28
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Solution
The fourth proportional to 16,251,566.92, 22,427,018.82 and 8,909,266.28 is: 12,294,708.78
Step by Step Solution
- Step 1: Write the proportion equation
16,251,566.92 : 22,427,018.82 = 8,909,266.28 : x - Step 2: Convert to fraction form
16,251,566.92/22,427,018.82 = 8,909,266.28/x - Step 3: Cross multiply
16,251,566.92x = 22,427,018.82 × 8,909,266.28 - Step 4: Simplify right side
16,251,566.92x = 199,808,282,533,951.38 - Step 5: Solve for x
x = 199,808,282,533,951.38/16,251,566.92 - Step 6: Final answer
x = 12,294,708.78
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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.