Home / 15,764,515.20-23,637,441.60-8,206,243.20

Finding the Fourth Proportional to 15,764,515.20, 23,637,441.60 and 8,206,243.20

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Solution

The fourth proportional to 15,764,515.20, 23,637,441.60 and 8,206,243.20 is: 12,304,507.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,764,515.20 : 23,637,441.60 = 8,206,243.20 : x
  2. Step 2: Convert to fraction form
    15,764,515.20/23,637,441.60 = 8,206,243.20/x
  3. Step 3: Cross multiply
    15,764,515.20x = 23,637,441.60 × 8,206,243.20
  4. Step 4: Simplify right side
    15,764,515.20x = 193,974,594,395,397.12
  5. Step 5: Solve for x
    x = 193,974,594,395,397.12/15,764,515.20
  6. Step 6: Final answer
    x = 12,304,507.43

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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.