Home / 18,454,684.79-25,468,238.78-10,614,199.22

Finding the Fourth Proportional to 18,454,684.79, 25,468,238.78 and 10,614,199.22

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Solution

The fourth proportional to 18,454,684.79, 25,468,238.78 and 10,614,199.22 is: 14,648,039.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,454,684.79 : 25,468,238.78 = 10,614,199.22 : x
  2. Step 2: Convert to fraction form
    18,454,684.79/25,468,238.78 = 10,614,199.22/x
  3. Step 3: Cross multiply
    18,454,684.79x = 25,468,238.78 × 10,614,199.22
  4. Step 4: Simplify right side
    18,454,684.79x = 270,324,960,193,449.78
  5. Step 5: Solve for x
    x = 270,324,960,193,449.78/18,454,684.79
  6. Step 6: Final answer
    x = 14,648,039.96

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.