Home / 9,170,101.93-12,654,872.18-5,040,515.38

Finding the Fourth Proportional to 9,170,101.93, 12,654,872.18 and 5,040,515.38

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Solution

The fourth proportional to 9,170,101.93, 12,654,872.18 and 5,040,515.38 is: 6,955,983.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,170,101.93 : 12,654,872.18 = 5,040,515.38 : x
  2. Step 2: Convert to fraction form
    9,170,101.93/12,654,872.18 = 5,040,515.38/x
  3. Step 3: Cross multiply
    9,170,101.93x = 12,654,872.18 × 5,040,515.38
  4. Step 4: Simplify right side
    9,170,101.93x = 63,787,077,855,224.12
  5. Step 5: Solve for x
    x = 63,787,077,855,224.12/9,170,101.93
  6. Step 6: Final answer
    x = 6,955,983.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.