Home / 20,206,585.14-30,288,707-9,414,987.54

Finding the Fourth Proportional to 20,206,585.14, 30,288,707 and 9,414,987.54

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Solution

The fourth proportional to 20,206,585.14, 30,288,707 and 9,414,987.54 is: 14,112,617.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,206,585.14 : 30,288,707 = 9,414,987.54 : x
  2. Step 2: Convert to fraction form
    20,206,585.14/30,288,707 = 9,414,987.54/x
  3. Step 3: Cross multiply
    20,206,585.14x = 30,288,707 × 9,414,987.54
  4. Step 4: Simplify right side
    20,206,585.14x = 285,167,799,007,710.75
  5. Step 5: Solve for x
    x = 285,167,799,007,710.75/20,206,585.14
  6. Step 6: Final answer
    x = 14,112,617.10

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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.