Home / 18,454,885.40-27,682,328.10-17,392,003.40

Finding the Fourth Proportional to 18,454,885.40, 27,682,328.10 and 17,392,003.40

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Solution

The fourth proportional to 18,454,885.40, 27,682,328.10 and 17,392,003.40 is: 26,088,005.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,454,885.40 : 27,682,328.10 = 17,392,003.40 : x
  2. Step 2: Convert to fraction form
    18,454,885.40/27,682,328.10 = 17,392,003.40/x
  3. Step 3: Cross multiply
    18,454,885.40x = 27,682,328.10 × 17,392,003.40
  4. Step 4: Simplify right side
    18,454,885.40x = 481,451,144,435,115.50
  5. Step 5: Solve for x
    x = 481,451,144,435,115.50/18,454,885.40
  6. Step 6: Final answer
    x = 26,088,005.10

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1.5x scale

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.