Finding the Fourth Proportional to 74,893,062.70, 112,171,632.45 and 61,456,134.70
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Solution
The fourth proportional to 74,893,062.70, 112,171,632.45 and 61,456,134.70 is: 92,046,375.26
Step by Step Solution
- Step 1: Write the proportion equation
74,893,062.70 : 112,171,632.45 = 61,456,134.70 : x - Step 2: Convert to fraction form
74,893,062.70/112,171,632.45 = 61,456,134.70/x - Step 3: Cross multiply
74,893,062.70x = 112,171,632.45 × 61,456,134.70 - Step 4: Simplify right side
74,893,062.70x = 6,893,634,953,366,092 - Step 5: Solve for x
x = 6,893,634,953,366,092/74,893,062.70 - Step 6: Final answer
x = 92,046,375.26
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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.