Home / 44,290,834.20-66,436,251.30-12,378,130.20

Finding the Fourth Proportional to 44,290,834.20, 66,436,251.30 and 12,378,130.20

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Solution

The fourth proportional to 44,290,834.20, 66,436,251.30 and 12,378,130.20 is: 18,567,195.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,290,834.20 : 66,436,251.30 = 12,378,130.20 : x
  2. Step 2: Convert to fraction form
    44,290,834.20/66,436,251.30 = 12,378,130.20/x
  3. Step 3: Cross multiply
    44,290,834.20x = 66,436,251.30 × 12,378,130.20
  4. Step 4: Simplify right side
    44,290,834.20x = 822,356,568,591,319.12
  5. Step 5: Solve for x
    x = 822,356,568,591,319.12/44,290,834.20
  6. Step 6: Final answer
    x = 18,567,195.30

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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.