Home / 26,298,138.60-39,447,207.90-17,228,212.20

Finding the Fourth Proportional to 26,298,138.60, 39,447,207.90 and 17,228,212.20

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Solution

The fourth proportional to 26,298,138.60, 39,447,207.90 and 17,228,212.20 is: 25,842,318.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,298,138.60 : 39,447,207.90 = 17,228,212.20 : x
  2. Step 2: Convert to fraction form
    26,298,138.60/39,447,207.90 = 17,228,212.20/x
  3. Step 3: Cross multiply
    26,298,138.60x = 39,447,207.90 × 17,228,212.20
  4. Step 4: Simplify right side
    26,298,138.60x = 679,604,868,398,716.38
  5. Step 5: Solve for x
    x = 679,604,868,398,716.38/26,298,138.60
  6. Step 6: Final answer
    x = 25,842,318.30

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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.