Home / 47,591,889.90-71,387,835.50-31,414,056.76

Finding the Fourth Proportional to 47,591,889.90, 71,387,835.50 and 31,414,056.76

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Solution

The fourth proportional to 47,591,889.90, 71,387,835.50 and 31,414,056.76 is: 47,121,085.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,591,889.90 : 71,387,835.50 = 31,414,056.76 : x
  2. Step 2: Convert to fraction form
    47,591,889.90/71,387,835.50 = 31,414,056.76/x
  3. Step 3: Cross multiply
    47,591,889.90x = 71,387,835.50 × 31,414,056.76
  4. Step 4: Simplify right side
    47,591,889.90x = 2,242,581,516,538,312.75
  5. Step 5: Solve for x
    x = 2,242,581,516,538,312.75/47,591,889.90
  6. Step 6: Final answer
    x = 47,121,085.58

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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.