Home / 47,231,863.20-70,847,794.80-23,343,991.20

Finding the Fourth Proportional to 47,231,863.20, 70,847,794.80 and 23,343,991.20

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Solution

The fourth proportional to 47,231,863.20, 70,847,794.80 and 23,343,991.20 is: 35,015,986.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,231,863.20 : 70,847,794.80 = 23,343,991.20 : x
  2. Step 2: Convert to fraction form
    47,231,863.20/70,847,794.80 = 23,343,991.20/x
  3. Step 3: Cross multiply
    47,231,863.20x = 70,847,794.80 × 23,343,991.20
  4. Step 4: Simplify right side
    47,231,863.20x = 1,653,870,298,350,605.75
  5. Step 5: Solve for x
    x = 1,653,870,298,350,605.75/47,231,863.20
  6. Step 6: Final answer
    x = 35,015,986.80

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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.