Home / 18,396,027.20-27,594,040.80-18,018,113.60

Finding the Fourth Proportional to 18,396,027.20, 27,594,040.80 and 18,018,113.60

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Solution

The fourth proportional to 18,396,027.20, 27,594,040.80 and 18,018,113.60 is: 27,027,170.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,396,027.20 : 27,594,040.80 = 18,018,113.60 : x
  2. Step 2: Convert to fraction form
    18,396,027.20/27,594,040.80 = 18,018,113.60/x
  3. Step 3: Cross multiply
    18,396,027.20x = 27,594,040.80 × 18,018,113.60
  4. Step 4: Simplify right side
    18,396,027.20x = 497,192,561,817,434.94
  5. Step 5: Solve for x
    x = 497,192,561,817,434.94/18,396,027.20
  6. Step 6: Final answer
    x = 27,027,170.40

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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.