Home / 16,954,678.80-25,432,018.20-15,107,101.20

Finding the Fourth Proportional to 16,954,678.80, 25,432,018.20 and 15,107,101.20

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Solution

The fourth proportional to 16,954,678.80, 25,432,018.20 and 15,107,101.20 is: 22,660,651.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,954,678.80 : 25,432,018.20 = 15,107,101.20 : x
  2. Step 2: Convert to fraction form
    16,954,678.80/25,432,018.20 = 15,107,101.20/x
  3. Step 3: Cross multiply
    16,954,678.80x = 25,432,018.20 × 15,107,101.20
  4. Step 4: Simplify right side
    16,954,678.80x = 384,204,072,667,641.81
  5. Step 5: Solve for x
    x = 384,204,072,667,641.81/16,954,678.80
  6. Step 6: Final answer
    x = 22,660,651.80

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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.