Home / 8,860,930.20-13,291,395.30-2,129,344.20

Finding the Fourth Proportional to 8,860,930.20, 13,291,395.30 and 2,129,344.20

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Solution

The fourth proportional to 8,860,930.20, 13,291,395.30 and 2,129,344.20 is: 3,194,016.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,860,930.20 : 13,291,395.30 = 2,129,344.20 : x
  2. Step 2: Convert to fraction form
    8,860,930.20/13,291,395.30 = 2,129,344.20/x
  3. Step 3: Cross multiply
    8,860,930.20x = 13,291,395.30 × 2,129,344.20
  4. Step 4: Simplify right side
    8,860,930.20x = 28,301,955,491,962.27
  5. Step 5: Solve for x
    x = 28,301,955,491,962.27/8,860,930.20
  6. Step 6: Final answer
    x = 3,194,016.30

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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.