Home / 27,160,335.24-40,758,451.31-12,787,513.38

Finding the Fourth Proportional to 27,160,335.24, 40,758,451.31 and 12,787,513.38

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Solution

The fourth proportional to 27,160,335.24, 40,758,451.31 and 12,787,513.38 is: 19,189,720.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,160,335.24 : 40,758,451.31 = 12,787,513.38 : x
  2. Step 2: Convert to fraction form
    27,160,335.24/40,758,451.31 = 12,787,513.38/x
  3. Step 3: Cross multiply
    27,160,335.24x = 40,758,451.31 × 12,787,513.38
  4. Step 4: Simplify right side
    27,160,335.24x = 521,199,241,410,766
  5. Step 5: Solve for x
    x = 521,199,241,410,766/27,160,335.24
  6. Step 6: Final answer
    x = 19,189,720.48

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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.