Home / 28,067,266.80-42,100,900.20-27,689,353.20

Finding the Fourth Proportional to 28,067,266.80, 42,100,900.20 and 27,689,353.20

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Solution

The fourth proportional to 28,067,266.80, 42,100,900.20 and 27,689,353.20 is: 41,534,029.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,067,266.80 : 42,100,900.20 = 27,689,353.20 : x
  2. Step 2: Convert to fraction form
    28,067,266.80/42,100,900.20 = 27,689,353.20/x
  3. Step 3: Cross multiply
    28,067,266.80x = 42,100,900.20 × 27,689,353.20
  4. Step 4: Simplify right side
    28,067,266.80x = 1,165,746,695,675,750.75
  5. Step 5: Solve for x
    x = 1,165,746,695,675,750.75/28,067,266.80
  6. Step 6: Final answer
    x = 41,534,029.80

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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.