Home / 49,380,076.18-73,769,777.51-31,966,415.20

Finding the Fourth Proportional to 49,380,076.18, 73,769,777.51 and 31,966,415.20

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Solution

The fourth proportional to 49,380,076.18, 73,769,777.51 and 31,966,415.20 is: 47,755,198.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,380,076.18 : 73,769,777.51 = 31,966,415.20 : x
  2. Step 2: Convert to fraction form
    49,380,076.18/73,769,777.51 = 31,966,415.20/x
  3. Step 3: Cross multiply
    49,380,076.18x = 73,769,777.51 × 31,966,415.20
  4. Step 4: Simplify right side
    49,380,076.18x = 2,358,155,337,096,282.50
  5. Step 5: Solve for x
    x = 2,358,155,337,096,282.50/49,380,076.18
  6. Step 6: Final answer
    x = 47,755,198.44

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.