Home / 9,170,100.93-12,654,870.80-5,040,514.38

Finding the Fourth Proportional to 9,170,100.93, 12,654,870.80 and 5,040,514.38

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Solution

The fourth proportional to 9,170,100.93, 12,654,870.80 and 5,040,514.38 is: 6,955,982.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,170,100.93 : 12,654,870.80 = 5,040,514.38 : x
  2. Step 2: Convert to fraction form
    9,170,100.93/12,654,870.80 = 5,040,514.38/x
  3. Step 3: Cross multiply
    9,170,100.93x = 12,654,870.80 × 5,040,514.38
  4. Step 4: Simplify right side
    9,170,100.93x = 63,787,058,219,239.53
  5. Step 5: Solve for x
    x = 63,787,058,219,239.53/9,170,100.93
  6. Step 6: Final answer
    x = 6,955,982.13

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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.