Home / 20,934,591.60-31,369,836.60-14,085,796.92

Finding the Fourth Proportional to 20,934,591.60, 31,369,836.60 and 14,085,796.92

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Solution

The fourth proportional to 20,934,591.60, 31,369,836.60 and 14,085,796.92 is: 21,107,130.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,934,591.60 : 31,369,836.60 = 14,085,796.92 : x
  2. Step 2: Convert to fraction form
    20,934,591.60/31,369,836.60 = 14,085,796.92/x
  3. Step 3: Cross multiply
    20,934,591.60x = 31,369,836.60 × 14,085,796.92
  4. Step 4: Simplify right side
    20,934,591.60x = 441,869,147,761,183.31
  5. Step 5: Solve for x
    x = 441,869,147,761,183.31/20,934,591.60
  6. Step 6: Final answer
    x = 21,107,130.07

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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.