Home / 12,781,003.38-19,171,505.10-3,196,381.38

Finding the Fourth Proportional to 12,781,003.38, 19,171,505.10 and 3,196,381.38

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Solution

The fourth proportional to 12,781,003.38, 19,171,505.10 and 3,196,381.38 is: 4,794,572.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,781,003.38 : 19,171,505.10 = 3,196,381.38 : x
  2. Step 2: Convert to fraction form
    12,781,003.38/19,171,505.10 = 3,196,381.38/x
  3. Step 3: Cross multiply
    12,781,003.38x = 19,171,505.10 × 3,196,381.38
  4. Step 4: Simplify right side
    12,781,003.38x = 61,279,441,928,215.04
  5. Step 5: Solve for x
    x = 61,279,441,928,215.04/12,781,003.38
  6. Step 6: Final answer
    x = 4,794,572.08

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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.