Home / 10,169,820.20-15,254,730.30-3,438,234.20

Finding the Fourth Proportional to 10,169,820.20, 15,254,730.30 and 3,438,234.20

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Solution

The fourth proportional to 10,169,820.20, 15,254,730.30 and 3,438,234.20 is: 5,157,351.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,169,820.20 : 15,254,730.30 = 3,438,234.20 : x
  2. Step 2: Convert to fraction form
    10,169,820.20/15,254,730.30 = 3,438,234.20/x
  3. Step 3: Cross multiply
    10,169,820.20x = 15,254,730.30 × 3,438,234.20
  4. Step 4: Simplify right side
    10,169,820.20x = 52,449,335,429,236.27
  5. Step 5: Solve for x
    x = 52,449,335,429,236.27/10,169,820.20
  6. Step 6: Final answer
    x = 5,157,351.30

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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.