Home / 48,114,469.80-72,029,987.10-45,311,610.60

Finding the Fourth Proportional to 48,114,469.80, 72,029,987.10 and 45,311,610.60

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Solution

The fourth proportional to 48,114,469.80, 72,029,987.10 and 45,311,610.60 is: 67,833,953.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,114,469.80 : 72,029,987.10 = 45,311,610.60 : x
  2. Step 2: Convert to fraction form
    48,114,469.80/72,029,987.10 = 45,311,610.60/x
  3. Step 3: Cross multiply
    48,114,469.80x = 72,029,987.10 × 45,311,610.60
  4. Step 4: Simplify right side
    48,114,469.80x = 3,263,794,726,998,223
  5. Step 5: Solve for x
    x = 3,263,794,726,998,223/48,114,469.80
  6. Step 6: Final answer
    x = 67,833,953.91

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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.