Home / 17,040,131.20-25,578,859.20-10,657,590.40

Finding the Fourth Proportional to 17,040,131.20, 25,578,859.20 and 10,657,590.40

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Solution

The fourth proportional to 17,040,131.20, 25,578,859.20 and 10,657,590.40 is: 15,998,057.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,040,131.20 : 25,578,859.20 = 10,657,590.40 : x
  2. Step 2: Convert to fraction form
    17,040,131.20/25,578,859.20 = 10,657,590.40/x
  3. Step 3: Cross multiply
    17,040,131.20x = 25,578,859.20 × 10,657,590.40
  4. Step 4: Simplify right side
    17,040,131.20x = 272,609,004,252,871.69
  5. Step 5: Solve for x
    x = 272,609,004,252,871.69/17,040,131.20
  6. Step 6: Final answer
    x = 15,998,057.82

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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.