Home / 15,138,801.15-22,707,987.87-7,047,251.07

Finding the Fourth Proportional to 15,138,801.15, 22,707,987.87 and 7,047,251.07

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Solution

The fourth proportional to 15,138,801.15, 22,707,987.87 and 7,047,251.07 is: 10,570,777.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,138,801.15 : 22,707,987.87 = 7,047,251.07 : x
  2. Step 2: Convert to fraction form
    15,138,801.15/22,707,987.87 = 7,047,251.07/x
  3. Step 3: Cross multiply
    15,138,801.15x = 22,707,987.87 × 7,047,251.07
  4. Step 4: Simplify right side
    15,138,801.15x = 160,028,891,814,404.53
  5. Step 5: Solve for x
    x = 160,028,891,814,404.53/15,138,801.15
  6. Step 6: Final answer
    x = 10,570,777.05

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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.