Home / 52,327,732.88-72,228,144.66-30,306,644.60

Finding the Fourth Proportional to 52,327,732.88, 72,228,144.66 and 30,306,644.60

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Solution

The fourth proportional to 52,327,732.88, 72,228,144.66 and 30,306,644.60 is: 41,832,362.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,327,732.88 : 72,228,144.66 = 30,306,644.60 : x
  2. Step 2: Convert to fraction form
    52,327,732.88/72,228,144.66 = 30,306,644.60/x
  3. Step 3: Cross multiply
    52,327,732.88x = 72,228,144.66 × 30,306,644.60
  4. Step 4: Simplify right side
    52,327,732.88x = 2,188,992,710,328,007.75
  5. Step 5: Solve for x
    x = 2,188,992,710,328,007.75/52,327,732.88
  6. Step 6: Final answer
    x = 41,832,362.88

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Why These Related Problems?

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