Home / 26,375,588.81-39,495,246.31-18,203,447.78

Finding the Fourth Proportional to 26,375,588.81, 39,495,246.31 and 18,203,447.78

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Solution

The fourth proportional to 26,375,588.81, 39,495,246.31 and 18,203,447.78 is: 27,258,146.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,375,588.81 : 39,495,246.31 = 18,203,447.78 : x
  2. Step 2: Convert to fraction form
    26,375,588.81/39,495,246.31 = 18,203,447.78/x
  3. Step 3: Cross multiply
    26,375,588.81x = 39,495,246.31 × 18,203,447.78
  4. Step 4: Simplify right side
    26,375,588.81x = 718,949,653,762,322.75
  5. Step 5: Solve for x
    x = 718,949,653,762,322.75/26,375,588.81
  6. Step 6: Final answer
    x = 27,258,146.12

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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.