Home / 17,189,768.16-25,787,589.84-7,086,866.40

Finding the Fourth Proportional to 17,189,768.16, 25,787,589.84 and 7,086,866.40

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Solution

The fourth proportional to 17,189,768.16, 25,787,589.84 and 7,086,866.40 is: 10,631,510.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,189,768.16 : 25,787,589.84 = 7,086,866.40 : x
  2. Step 2: Convert to fraction form
    17,189,768.16/25,787,589.84 = 7,086,866.40/x
  3. Step 3: Cross multiply
    17,189,768.16x = 25,787,589.84 × 7,086,866.40
  4. Step 4: Simplify right side
    17,189,768.16x = 182,753,203,974,077.38
  5. Step 5: Solve for x
    x = 182,753,203,974,077.38/17,189,768.16
  6. Step 6: Final answer
    x = 10,631,510.69

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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.