Home / 55,793,623.89-83,691,297.07-21,251,951.90

Finding the Fourth Proportional to 55,793,623.89, 83,691,297.07 and 21,251,951.90

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Solution

The fourth proportional to 55,793,623.89, 83,691,297.07 and 21,251,951.90 is: 31,878,255.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,793,623.89 : 83,691,297.07 = 21,251,951.90 : x
  2. Step 2: Convert to fraction form
    55,793,623.89/83,691,297.07 = 21,251,951.90/x
  3. Step 3: Cross multiply
    55,793,623.89x = 83,691,297.07 × 21,251,951.90
  4. Step 4: Simplify right side
    55,793,623.89x = 1,778,603,419,308,664.50
  5. Step 5: Solve for x
    x = 1,778,603,419,308,664.50/55,793,623.89
  6. Step 6: Final answer
    x = 31,878,255.89

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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.