Home / 10,787,145.60-16,159,723.20-5,986,243.20

Finding the Fourth Proportional to 10,787,145.60, 16,159,723.20 and 5,986,243.20

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Solution

The fourth proportional to 10,787,145.60, 16,159,723.20 and 5,986,243.20 is: 8,967,713.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,787,145.60 : 16,159,723.20 = 5,986,243.20 : x
  2. Step 2: Convert to fraction form
    10,787,145.60/16,159,723.20 = 5,986,243.20/x
  3. Step 3: Cross multiply
    10,787,145.60x = 16,159,723.20 × 5,986,243.20
  4. Step 4: Simplify right side
    10,787,145.60x = 96,736,033,119,882.23
  5. Step 5: Solve for x
    x = 96,736,033,119,882.23/10,787,145.60
  6. Step 6: Final answer
    x = 8,967,713.68

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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.