Finding the Fourth Proportional to 76,846,717.13, 106,049,306.66 and 42,038,660.23
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Solution
The fourth proportional to 76,846,717.13, 106,049,306.66 and 42,038,660.23 is: 58,013,809.01
Step by Step Solution
- Step 1: Write the proportion equation
76,846,717.13 : 106,049,306.66 = 42,038,660.23 : x - Step 2: Convert to fraction form
76,846,717.13/106,049,306.66 = 42,038,660.23/x - Step 3: Cross multiply
76,846,717.13x = 106,049,306.66 × 42,038,660.23 - Step 4: Simplify right side
76,846,717.13x = 4,458,170,770,306,815.50 - Step 5: Solve for x
x = 4,458,170,770,306,815.50/76,846,717.13 - Step 6: Final answer
x = 58,013,809.01
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.