Home / 8,500,139.28-11,729,892.08-4,632,583.68

Finding the Fourth Proportional to 8,500,139.28, 11,729,892.08 and 4,632,583.68

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Solution

The fourth proportional to 8,500,139.28, 11,729,892.08 and 4,632,583.68 is: 6,392,801.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,500,139.28 : 11,729,892.08 = 4,632,583.68 : x
  2. Step 2: Convert to fraction form
    8,500,139.28/11,729,892.08 = 4,632,583.68/x
  3. Step 3: Cross multiply
    8,500,139.28x = 11,729,892.08 × 4,632,583.68
  4. Step 4: Simplify right side
    8,500,139.28x = 54,339,706,617,969.25
  5. Step 5: Solve for x
    x = 54,339,706,617,969.25/8,500,139.28
  6. Step 6: Final answer
    x = 6,392,801.91

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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.