Home / 27,189,952.60-40,784,928.90-15,695,080.60

Finding the Fourth Proportional to 27,189,952.60, 40,784,928.90 and 15,695,080.60

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Solution

The fourth proportional to 27,189,952.60, 40,784,928.90 and 15,695,080.60 is: 23,542,620.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,189,952.60 : 40,784,928.90 = 15,695,080.60 : x
  2. Step 2: Convert to fraction form
    27,189,952.60/40,784,928.90 = 15,695,080.60/x
  3. Step 3: Cross multiply
    27,189,952.60x = 40,784,928.90 × 15,695,080.60
  4. Step 4: Simplify right side
    27,189,952.60x = 640,122,746,350,769.25
  5. Step 5: Solve for x
    x = 640,122,746,350,769.25/27,189,952.60
  6. Step 6: Final answer
    x = 23,542,620.90

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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.