Finding the Fourth Proportional to 38,995,761.62, 58,471,774.86 and 26,713,602.02
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Solution
The fourth proportional to 38,995,761.62, 58,471,774.86 and 26,713,602.02 is: 40,055,422.90
Step by Step Solution
- Step 1: Write the proportion equation
38,995,761.62 : 58,471,774.86 = 26,713,602.02 : x - Step 2: Convert to fraction form
38,995,761.62/58,471,774.86 = 26,713,602.02/x - Step 3: Cross multiply
38,995,761.62x = 58,471,774.86 × 26,713,602.02 - Step 4: Simplify right side
38,995,761.62x = 1,561,991,723,013,081.25 - Step 5: Solve for x
x = 1,561,991,723,013,081.25/38,995,761.62 - Step 6: Final answer
x = 40,055,422.90
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.