Home / 31,453,112.08-47,179,687.56-8,734,011.76

Finding the Fourth Proportional to 31,453,112.08, 47,179,687.56 and 8,734,011.76

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Solution

The fourth proportional to 31,453,112.08, 47,179,687.56 and 8,734,011.76 is: 13,101,023.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,453,112.08 : 47,179,687.56 = 8,734,011.76 : x
  2. Step 2: Convert to fraction form
    31,453,112.08/47,179,687.56 = 8,734,011.76/x
  3. Step 3: Cross multiply
    31,453,112.08x = 47,179,687.56 × 8,734,011.76
  4. Step 4: Simplify right side
    31,453,112.08x = 412,067,945,982,165.69
  5. Step 5: Solve for x
    x = 412,067,945,982,165.69/31,453,112.08
  6. Step 6: Final answer
    x = 13,101,023.04

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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.