Home / 18,173,856.80-27,275,656.80-18,032,139.20

Finding the Fourth Proportional to 18,173,856.80, 27,275,656.80 and 18,032,139.20

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Solution

The fourth proportional to 18,173,856.80, 27,275,656.80 and 18,032,139.20 is: 27,062,964.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,173,856.80 : 27,275,656.80 = 18,032,139.20 : x
  2. Step 2: Convert to fraction form
    18,173,856.80/27,275,656.80 = 18,032,139.20/x
  3. Step 3: Cross multiply
    18,173,856.80x = 27,275,656.80 × 18,032,139.20
  4. Step 4: Simplify right side
    18,173,856.80x = 491,838,440,189,026.56
  5. Step 5: Solve for x
    x = 491,838,440,189,026.56/18,173,856.80
  6. Step 6: Final answer
    x = 27,062,964.43

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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.