Home / 13,565,572.65-20,348,358.98-9,260,900.55

Finding the Fourth Proportional to 13,565,572.65, 20,348,358.98 and 9,260,900.55

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Solution

The fourth proportional to 13,565,572.65, 20,348,358.98 and 9,260,900.55 is: 13,891,350.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,565,572.65 : 20,348,358.98 = 9,260,900.55 : x
  2. Step 2: Convert to fraction form
    13,565,572.65/20,348,358.98 = 9,260,900.55/x
  3. Step 3: Cross multiply
    13,565,572.65x = 20,348,358.98 × 9,260,900.55
  4. Step 4: Simplify right side
    13,565,572.65x = 188,444,128,823,174.97
  5. Step 5: Solve for x
    x = 188,444,128,823,174.97/13,565,572.65
  6. Step 6: Final answer
    x = 13,891,350.83

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1.5x scale

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.