Home / 15,170,020.30-22,757,982.90-4,387,672.90

Finding the Fourth Proportional to 15,170,020.30, 22,757,982.90 and 4,387,672.90

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Solution

The fourth proportional to 15,170,020.30, 22,757,982.90 and 4,387,672.90 is: 6,582,363.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,170,020.30 : 22,757,982.90 = 4,387,672.90 : x
  2. Step 2: Convert to fraction form
    15,170,020.30/22,757,982.90 = 4,387,672.90/x
  3. Step 3: Cross multiply
    15,170,020.30x = 22,757,982.90 × 4,387,672.90
  4. Step 4: Simplify right side
    15,170,020.30x = 99,854,584,828,993.41
  5. Step 5: Solve for x
    x = 99,854,584,828,993.41/15,170,020.30
  6. Step 6: Final answer
    x = 6,582,363.30

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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.