Home / 47,338,731.20-71,008,096.80-37,772,793.20

Finding the Fourth Proportional to 47,338,731.20, 71,008,096.80 and 37,772,793.20

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Solution

The fourth proportional to 47,338,731.20, 71,008,096.80 and 37,772,793.20 is: 56,659,189.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,338,731.20 : 71,008,096.80 = 37,772,793.20 : x
  2. Step 2: Convert to fraction form
    47,338,731.20/71,008,096.80 = 37,772,793.20/x
  3. Step 3: Cross multiply
    47,338,731.20x = 71,008,096.80 × 37,772,793.20
  4. Step 4: Simplify right side
    47,338,731.20x = 2,682,174,155,951,982
  5. Step 5: Solve for x
    x = 2,682,174,155,951,982/47,338,731.20
  6. Step 6: Final answer
    x = 56,659,189.80

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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.