Home / 8,389,843.20-12,594,225.60-5,555,491.20

Finding the Fourth Proportional to 8,389,843.20, 12,594,225.60 and 5,555,491.20

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Solution

The fourth proportional to 8,389,843.20, 12,594,225.60 and 5,555,491.20 is: 8,339,501.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,389,843.20 : 12,594,225.60 = 5,555,491.20 : x
  2. Step 2: Convert to fraction form
    8,389,843.20/12,594,225.60 = 5,555,491.20/x
  3. Step 3: Cross multiply
    8,389,843.20x = 12,594,225.60 × 5,555,491.20
  4. Step 4: Simplify right side
    8,389,843.20x = 69,967,109,491,614.72
  5. Step 5: Solve for x
    x = 69,967,109,491,614.72/8,389,843.20
  6. Step 6: Final answer
    x = 8,339,501.45

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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.