Home / 60,454,425.21-90,694,519.25-19,516,190.91

Finding the Fourth Proportional to 60,454,425.21, 90,694,519.25 and 19,516,190.91

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Solution

The fourth proportional to 60,454,425.21, 90,694,519.25 and 19,516,190.91 is: 29,278,444.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,454,425.21 : 90,694,519.25 = 19,516,190.91 : x
  2. Step 2: Convert to fraction form
    60,454,425.21/90,694,519.25 = 19,516,190.91/x
  3. Step 3: Cross multiply
    60,454,425.21x = 90,694,519.25 × 19,516,190.91
  4. Step 4: Simplify right side
    60,454,425.21x = 1,770,011,552,076,089.25
  5. Step 5: Solve for x
    x = 1,770,011,552,076,089.25/60,454,425.21
  6. Step 6: Final answer
    x = 29,278,444.81

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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.