Home / 20,542,461.24-28,348,590.06-11,375,101.56

Finding the Fourth Proportional to 20,542,461.24, 28,348,590.06 and 11,375,101.56

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Solution

The fourth proportional to 20,542,461.24, 28,348,590.06 and 11,375,101.56 is: 15,697,636.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,542,461.24 : 28,348,590.06 = 11,375,101.56 : x
  2. Step 2: Convert to fraction form
    20,542,461.24/28,348,590.06 = 11,375,101.56/x
  3. Step 3: Cross multiply
    20,542,461.24x = 28,348,590.06 × 11,375,101.56
  4. Step 4: Simplify right side
    20,542,461.24x = 322,468,091,015,306.50
  5. Step 5: Solve for x
    x = 322,468,091,015,306.50/20,542,461.24
  6. Step 6: Final answer
    x = 15,697,636.58

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.