Home / 13,480,234.20-20,220,351.30-10,121,002.20

Finding the Fourth Proportional to 13,480,234.20, 20,220,351.30 and 10,121,002.20

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Solution

The fourth proportional to 13,480,234.20, 20,220,351.30 and 10,121,002.20 is: 15,181,503.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,480,234.20 : 20,220,351.30 = 10,121,002.20 : x
  2. Step 2: Convert to fraction form
    13,480,234.20/20,220,351.30 = 10,121,002.20/x
  3. Step 3: Cross multiply
    13,480,234.20x = 20,220,351.30 × 10,121,002.20
  4. Step 4: Simplify right side
    13,480,234.20x = 204,650,219,992,072.84
  5. Step 5: Solve for x
    x = 204,650,219,992,072.84/13,480,234.20
  6. Step 6: Final answer
    x = 15,181,503.30

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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.