Home / 18,948,662.12-28,422,729.11-4,571,609.24

Finding the Fourth Proportional to 18,948,662.12, 28,422,729.11 and 4,571,609.24

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Solution

The fourth proportional to 18,948,662.12, 28,422,729.11 and 4,571,609.24 is: 6,857,350.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,948,662.12 : 28,422,729.11 = 4,571,609.24 : x
  2. Step 2: Convert to fraction form
    18,948,662.12/28,422,729.11 = 4,571,609.24/x
  3. Step 3: Cross multiply
    18,948,662.12x = 28,422,729.11 × 4,571,609.24
  4. Step 4: Simplify right side
    18,948,662.12x = 129,937,610,860,321.30
  5. Step 5: Solve for x
    x = 129,937,610,860,321.30/18,948,662.12
  6. Step 6: Final answer
    x = 6,857,350.14

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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.