Home / 17,128,101.78-25,692,197.31-5,776,524.18

Finding the Fourth Proportional to 17,128,101.78, 25,692,197.31 and 5,776,524.18

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Solution

The fourth proportional to 17,128,101.78, 25,692,197.31 and 5,776,524.18 is: 8,664,801.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,128,101.78 : 25,692,197.31 = 5,776,524.18 : x
  2. Step 2: Convert to fraction form
    17,128,101.78/25,692,197.31 = 5,776,524.18/x
  3. Step 3: Cross multiply
    17,128,101.78x = 25,692,197.31 × 5,776,524.18
  4. Step 4: Simplify right side
    17,128,101.78x = 148,411,598,998,545.94
  5. Step 5: Solve for x
    x = 148,411,598,998,545.94/17,128,101.78
  6. Step 6: Final answer
    x = 8,664,801.33

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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.