Home / 47,600,001-71,399,995.20-31,422,161.70

Finding the Fourth Proportional to 47,600,001, 71,399,995.20 and 31,422,161.70

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Solution

The fourth proportional to 47,600,001, 71,399,995.20 and 31,422,161.70 is: 47,133,238.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,600,001 : 71,399,995.20 = 31,422,161.70 : x
  2. Step 2: Convert to fraction form
    47,600,001/71,399,995.20 = 31,422,161.70/x
  3. Step 3: Cross multiply
    47,600,001x = 71,399,995.20 × 31,422,161.70
  4. Step 4: Simplify right side
    47,600,001x = 2,243,542,194,553,624
  5. Step 5: Solve for x
    x = 2,243,542,194,553,624/47,600,001
  6. Step 6: Final answer
    x = 47,133,238.39

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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.