Home / 8,955,071.20-13,405,834.28-5,485,882.31

Finding the Fourth Proportional to 8,955,071.20, 13,405,834.28 and 5,485,882.31

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Solution

The fourth proportional to 8,955,071.20, 13,405,834.28 and 5,485,882.31 is: 8,212,422.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,955,071.20 : 13,405,834.28 = 5,485,882.31 : x
  2. Step 2: Convert to fraction form
    8,955,071.20/13,405,834.28 = 5,485,882.31/x
  3. Step 3: Cross multiply
    8,955,071.20x = 13,405,834.28 × 5,485,882.31
  4. Step 4: Simplify right side
    8,955,071.20x = 73,542,829,093,542.91
  5. Step 5: Solve for x
    x = 73,542,829,093,542.91/8,955,071.20
  6. Step 6: Final answer
    x = 8,212,422.60

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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.