Home / 16,897,958.40-25,346,937.60-15,040,012.80

Finding the Fourth Proportional to 16,897,958.40, 25,346,937.60 and 15,040,012.80

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Solution

The fourth proportional to 16,897,958.40, 25,346,937.60 and 15,040,012.80 is: 22,560,019.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,897,958.40 : 25,346,937.60 = 15,040,012.80 : x
  2. Step 2: Convert to fraction form
    16,897,958.40/25,346,937.60 = 15,040,012.80/x
  3. Step 3: Cross multiply
    16,897,958.40x = 25,346,937.60 × 15,040,012.80
  4. Step 4: Simplify right side
    16,897,958.40x = 381,218,265,944,801.31
  5. Step 5: Solve for x
    x = 381,218,265,944,801.31/16,897,958.40
  6. Step 6: Final answer
    x = 22,560,019.20

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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.