Home / 12,564,871.27-18,847,306.99-3,589,423.27

Finding the Fourth Proportional to 12,564,871.27, 18,847,306.99 and 3,589,423.27

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Solution

The fourth proportional to 12,564,871.27, 18,847,306.99 and 3,589,423.27 is: 5,384,134.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,564,871.27 : 18,847,306.99 = 3,589,423.27 : x
  2. Step 2: Convert to fraction form
    12,564,871.27/18,847,306.99 = 3,589,423.27/x
  3. Step 3: Cross multiply
    12,564,871.27x = 18,847,306.99 × 3,589,423.27
  4. Step 4: Simplify right side
    12,564,871.27x = 67,650,962,286,739.65
  5. Step 5: Solve for x
    x = 67,650,962,286,739.65/12,564,871.27
  6. Step 6: Final answer
    x = 5,384,134.93

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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.