Finding the Fourth Proportional to 32,258,568.70, 48,387,853.05 and 28,479,432.70
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Solution
The fourth proportional to 32,258,568.70, 48,387,853.05 and 28,479,432.70 is: 42,719,149.05
Step by Step Solution
- Step 1: Write the proportion equation
32,258,568.70 : 48,387,853.05 = 28,479,432.70 : x - Step 2: Convert to fraction form
32,258,568.70/48,387,853.05 = 28,479,432.70/x - Step 3: Cross multiply
32,258,568.70x = 48,387,853.05 × 28,479,432.70 - Step 4: Simplify right side
32,258,568.70x = 1,378,058,604,434,964.50 - Step 5: Solve for x
x = 1,378,058,604,434,964.50/32,258,568.70 - Step 6: Final answer
x = 42,719,149.05
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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.