Home / 31,652,350.92-47,471,879.52-8,927,933.76

Finding the Fourth Proportional to 31,652,350.92, 47,471,879.52 and 8,927,933.76

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Solution

The fourth proportional to 31,652,350.92, 47,471,879.52 and 8,927,933.76 is: 13,390,025.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,652,350.92 : 47,471,879.52 = 8,927,933.76 : x
  2. Step 2: Convert to fraction form
    31,652,350.92/47,471,879.52 = 8,927,933.76/x
  3. Step 3: Cross multiply
    31,652,350.92x = 47,471,879.52 × 8,927,933.76
  4. Step 4: Simplify right side
    31,652,350.92x = 423,825,795,817,260.62
  5. Step 5: Solve for x
    x = 423,825,795,817,260.62/31,652,350.92
  6. Step 6: Final answer
    x = 13,390,025.81

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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.