Home / 47,007,138.20-64,871,876.72-26,099,171.90

Finding the Fourth Proportional to 47,007,138.20, 64,871,876.72 and 26,099,171.90

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Solution

The fourth proportional to 47,007,138.20, 64,871,876.72 and 26,099,171.90 is: 36,017,982.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,007,138.20 : 64,871,876.72 = 26,099,171.90 : x
  2. Step 2: Convert to fraction form
    47,007,138.20/64,871,876.72 = 26,099,171.90/x
  3. Step 3: Cross multiply
    47,007,138.20x = 64,871,876.72 × 26,099,171.90
  4. Step 4: Simplify right side
    47,007,138.20x = 1,693,102,261,536,033
  5. Step 5: Solve for x
    x = 1,693,102,261,536,033/47,007,138.20
  6. Step 6: Final answer
    x = 36,017,982.09

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.