Home / 12,544,556.67-17,279,233.07-8,867,151

Finding the Fourth Proportional to 12,544,556.67, 17,279,233.07 and 8,867,151

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Solution

The fourth proportional to 12,544,556.67, 17,279,233.07 and 8,867,151 is: 12,213,868.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,544,556.67 : 17,279,233.07 = 8,867,151 : x
  2. Step 2: Convert to fraction form
    12,544,556.67/17,279,233.07 = 8,867,151/x
  3. Step 3: Cross multiply
    12,544,556.67x = 17,279,233.07 × 8,867,151
  4. Step 4: Simplify right side
    12,544,556.67x = 153,217,568,751,547.81
  5. Step 5: Solve for x
    x = 153,217,568,751,547.81/12,544,556.67
  6. Step 6: Final answer
    x = 12,213,868.75

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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.