Home / 60,470,729.28-90,663,565.68-28,088,251.20

Finding the Fourth Proportional to 60,470,729.28, 90,663,565.68 and 28,088,251.20

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Solution

The fourth proportional to 60,470,729.28, 90,663,565.68 and 28,088,251.20 is: 42,112,622.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,470,729.28 : 90,663,565.68 = 28,088,251.20 : x
  2. Step 2: Convert to fraction form
    60,470,729.28/90,663,565.68 = 28,088,251.20/x
  3. Step 3: Cross multiply
    60,470,729.28x = 90,663,565.68 × 28,088,251.20
  4. Step 4: Simplify right side
    60,470,729.28x = 2,546,581,007,507,539
  5. Step 5: Solve for x
    x = 2,546,581,007,507,539/60,470,729.28
  6. Step 6: Final answer
    x = 42,112,622.72

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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.