Home / 60,126,305.40-90,189,458.10-51,516,961.20

Finding the Fourth Proportional to 60,126,305.40, 90,189,458.10 and 51,516,961.20

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Solution

The fourth proportional to 60,126,305.40, 90,189,458.10 and 51,516,961.20 is: 77,275,441.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,126,305.40 : 90,189,458.10 = 51,516,961.20 : x
  2. Step 2: Convert to fraction form
    60,126,305.40/90,189,458.10 = 51,516,961.20/x
  3. Step 3: Cross multiply
    60,126,305.40x = 90,189,458.10 × 51,516,961.20
  4. Step 4: Simplify right side
    60,126,305.40x = 4,646,286,813,586,726
  5. Step 5: Solve for x
    x = 4,646,286,813,586,726/60,126,305.40
  6. Step 6: Final answer
    x = 77,275,441.80

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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.