Finding the Fourth Proportional to 49,506,757.76, 74,260,034.57 and 27,931,565.36
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Solution
The fourth proportional to 49,506,757.76, 74,260,034.57 and 27,931,565.36 is: 41,897,290.45
Step by Step Solution
- Step 1: Write the proportion equation
49,506,757.76 : 74,260,034.57 = 27,931,565.36 : x - Step 2: Convert to fraction form
49,506,757.76/74,260,034.57 = 27,931,565.36/x - Step 3: Cross multiply
49,506,757.76x = 74,260,034.57 × 27,931,565.36 - Step 4: Simplify right side
49,506,757.76x = 2,074,199,008,716,856.50 - Step 5: Solve for x
x = 2,074,199,008,716,856.50/49,506,757.76 - Step 6: Final answer
x = 41,897,290.45
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.