Home / 16,856,266.38-23,261,708.97-9,121,308.68

Finding the Fourth Proportional to 16,856,266.38, 23,261,708.97 and 9,121,308.68

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Solution

The fourth proportional to 16,856,266.38, 23,261,708.97 and 9,121,308.68 is: 12,587,439.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,856,266.38 : 23,261,708.97 = 9,121,308.68 : x
  2. Step 2: Convert to fraction form
    16,856,266.38/23,261,708.97 = 9,121,308.68/x
  3. Step 3: Cross multiply
    16,856,266.38x = 23,261,708.97 × 9,121,308.68
  4. Step 4: Simplify right side
    16,856,266.38x = 212,177,227,823,386.31
  5. Step 5: Solve for x
    x = 212,177,227,823,386.31/16,856,266.38
  6. Step 6: Final answer
    x = 12,587,439.18

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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.