Home / 26,790,960.25-40,135,870.86-15,828,439.33

Finding the Fourth Proportional to 26,790,960.25, 40,135,870.86 and 15,828,439.33

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Solution

The fourth proportional to 26,790,960.25, 40,135,870.86 and 15,828,439.33 is: 23,712,781.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,790,960.25 : 40,135,870.86 = 15,828,439.33 : x
  2. Step 2: Convert to fraction form
    26,790,960.25/40,135,870.86 = 15,828,439.33/x
  3. Step 3: Cross multiply
    26,790,960.25x = 40,135,870.86 × 15,828,439.33
  4. Step 4: Simplify right side
    26,790,960.25x = 635,288,196,864,224.88
  5. Step 5: Solve for x
    x = 635,288,196,864,224.88/26,790,960.25
  6. Step 6: Final answer
    x = 23,712,781.88

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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.