Home / 14,600,664.92-20,142,831.78-8,404,228.91

Finding the Fourth Proportional to 14,600,664.92, 20,142,831.78 and 8,404,228.91

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Solution

The fourth proportional to 14,600,664.92, 20,142,831.78 and 8,404,228.91 is: 11,594,332.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,600,664.92 : 20,142,831.78 = 8,404,228.91 : x
  2. Step 2: Convert to fraction form
    14,600,664.92/20,142,831.78 = 8,404,228.91/x
  3. Step 3: Cross multiply
    14,600,664.92x = 20,142,831.78 × 8,404,228.91
  4. Step 4: Simplify right side
    14,600,664.92x = 169,284,969,074,028.59
  5. Step 5: Solve for x
    x = 169,284,969,074,028.59/14,600,664.92
  6. Step 6: Final answer
    x = 11,594,332.86

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.