Home / 10,384,297.20-15,571,780.20-3,992,425.20

Finding the Fourth Proportional to 10,384,297.20, 15,571,780.20 and 3,992,425.20

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Solution

The fourth proportional to 10,384,297.20, 15,571,780.20 and 3,992,425.20 is: 5,986,844.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,384,297.20 : 15,571,780.20 = 3,992,425.20 : x
  2. Step 2: Convert to fraction form
    10,384,297.20/15,571,780.20 = 3,992,425.20/x
  3. Step 3: Cross multiply
    10,384,297.20x = 15,571,780.20 × 3,992,425.20
  4. Step 4: Simplify right side
    10,384,297.20x = 62,169,167,679,341.04
  5. Step 5: Solve for x
    x = 62,169,167,679,341.04/10,384,297.20
  6. Step 6: Final answer
    x = 5,986,844.03

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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.