Home / 18,173,829.30-27,275,615.55-18,032,111.70

Finding the Fourth Proportional to 18,173,829.30, 27,275,615.55 and 18,032,111.70

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Solution

The fourth proportional to 18,173,829.30, 27,275,615.55 and 18,032,111.70 is: 27,062,923.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,173,829.30 : 27,275,615.55 = 18,032,111.70 : x
  2. Step 2: Convert to fraction form
    18,173,829.30/27,275,615.55 = 18,032,111.70/x
  3. Step 3: Cross multiply
    18,173,829.30x = 27,275,615.55 × 18,032,111.70
  4. Step 4: Simplify right side
    18,173,829.30x = 491,836,946,283,856.94
  5. Step 5: Solve for x
    x = 491,836,946,283,856.94/18,173,829.30
  6. Step 6: Final answer
    x = 27,062,923.18

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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.