Home / 26,976,679.40-40,465,019.10-18,757,058.60

Finding the Fourth Proportional to 26,976,679.40, 40,465,019.10 and 18,757,058.60

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Solution

The fourth proportional to 26,976,679.40, 40,465,019.10 and 18,757,058.60 is: 28,135,587.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,976,679.40 : 40,465,019.10 = 18,757,058.60 : x
  2. Step 2: Convert to fraction form
    26,976,679.40/40,465,019.10 = 18,757,058.60/x
  3. Step 3: Cross multiply
    26,976,679.40x = 40,465,019.10 × 18,757,058.60
  4. Step 4: Simplify right side
    26,976,679.40x = 759,004,734,508,819.38
  5. Step 5: Solve for x
    x = 759,004,734,508,819.38/26,976,679.40
  6. Step 6: Final answer
    x = 28,135,587.90

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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.