Home / 20,057,565.60-30,086,521.20-5,680,951.20

Finding the Fourth Proportional to 20,057,565.60, 30,086,521.20 and 5,680,951.20

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Solution

The fourth proportional to 20,057,565.60, 30,086,521.20 and 5,680,951.20 is: 8,521,475.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,057,565.60 : 30,086,521.20 = 5,680,951.20 : x
  2. Step 2: Convert to fraction form
    20,057,565.60/30,086,521.20 = 5,680,951.20/x
  3. Step 3: Cross multiply
    20,057,565.60x = 30,086,521.20 × 5,680,951.20
  4. Step 4: Simplify right side
    20,057,565.60x = 170,920,058,714,965.44
  5. Step 5: Solve for x
    x = 170,920,058,714,965.44/20,057,565.60
  6. Step 6: Final answer
    x = 8,521,475.74

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1.5x scale

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.