Home / 8,614,243.20-11,886,843.36-5,081,489.20

Finding the Fourth Proportional to 8,614,243.20, 11,886,843.36 and 5,081,489.20

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Solution

The fourth proportional to 8,614,243.20, 11,886,843.36 and 5,081,489.20 is: 7,011,975.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,614,243.20 : 11,886,843.36 = 5,081,489.20 : x
  2. Step 2: Convert to fraction form
    8,614,243.20/11,886,843.36 = 5,081,489.20/x
  3. Step 3: Cross multiply
    8,614,243.20x = 11,886,843.36 × 5,081,489.20
  4. Step 4: Simplify right side
    8,614,243.20x = 60,402,866,155,931.71
  5. Step 5: Solve for x
    x = 60,402,866,155,931.71/8,614,243.20
  6. Step 6: Final answer
    x = 7,011,975.95

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.