Home / 53,413,621.40-80,120,432.10-34,919,474.60

Finding the Fourth Proportional to 53,413,621.40, 80,120,432.10 and 34,919,474.60

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Solution

The fourth proportional to 53,413,621.40, 80,120,432.10 and 34,919,474.60 is: 52,379,211.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,413,621.40 : 80,120,432.10 = 34,919,474.60 : x
  2. Step 2: Convert to fraction form
    53,413,621.40/80,120,432.10 = 34,919,474.60/x
  3. Step 3: Cross multiply
    53,413,621.40x = 80,120,432.10 × 34,919,474.60
  4. Step 4: Simplify right side
    53,413,621.40x = 2,797,763,393,656,974.50
  5. Step 5: Solve for x
    x = 2,797,763,393,656,974.50/53,413,621.40
  6. Step 6: Final answer
    x = 52,379,211.90

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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.