Home / 18,454,014.27-25,447,604.36-12,256,814.43

Finding the Fourth Proportional to 18,454,014.27, 25,447,604.36 and 12,256,814.43

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Solution

The fourth proportional to 18,454,014.27, 25,447,604.36 and 12,256,814.43 is: 16,901,827.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,454,014.27 : 25,447,604.36 = 12,256,814.43 : x
  2. Step 2: Convert to fraction form
    18,454,014.27/25,447,604.36 = 12,256,814.43/x
  3. Step 3: Cross multiply
    18,454,014.27x = 25,447,604.36 × 12,256,814.43
  4. Step 4: Simplify right side
    18,454,014.27x = 311,906,564,267,294.81
  5. Step 5: Solve for x
    x = 311,906,564,267,294.81/18,454,014.27
  6. Step 6: Final answer
    x = 16,901,827.41

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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.