Home / 53,970,667.60-80,928,007.80-19,874,462.80

Finding the Fourth Proportional to 53,970,667.60, 80,928,007.80 and 19,874,462.80

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Solution

The fourth proportional to 53,970,667.60, 80,928,007.80 and 19,874,462.80 is: 29,801,385.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,970,667.60 : 80,928,007.80 = 19,874,462.80 : x
  2. Step 2: Convert to fraction form
    53,970,667.60/80,928,007.80 = 19,874,462.80/x
  3. Step 3: Cross multiply
    53,970,667.60x = 80,928,007.80 × 19,874,462.80
  4. Step 4: Simplify right side
    53,970,667.60x = 1,608,400,680,499,209.75
  5. Step 5: Solve for x
    x = 1,608,400,680,499,209.75/53,970,667.60
  6. Step 6: Final answer
    x = 29,801,385.68

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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.