Home / 31,008,944.52-46,509,867.78-8,291,613.24

Finding the Fourth Proportional to 31,008,944.52, 46,509,867.78 and 8,291,613.24

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Solution

The fourth proportional to 31,008,944.52, 46,509,867.78 and 8,291,613.24 is: 12,436,470.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,008,944.52 : 46,509,867.78 = 8,291,613.24 : x
  2. Step 2: Convert to fraction form
    31,008,944.52/46,509,867.78 = 8,291,613.24/x
  3. Step 3: Cross multiply
    31,008,944.52x = 46,509,867.78 × 8,291,613.24
  4. Step 4: Simplify right side
    31,008,944.52x = 385,641,835,475,297.44
  5. Step 5: Solve for x
    x = 385,641,835,475,297.44/31,008,944.52
  6. Step 6: Final answer
    x = 12,436,470.88

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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.