Home / 31,277,467.87-43,160,728.26-17,338,688.98

Finding the Fourth Proportional to 31,277,467.87, 43,160,728.26 and 17,338,688.98

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Solution

The fourth proportional to 31,277,467.87, 43,160,728.26 and 17,338,688.98 is: 23,926,183.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,277,467.87 : 43,160,728.26 = 17,338,688.98 : x
  2. Step 2: Convert to fraction form
    31,277,467.87/43,160,728.26 = 17,338,688.98/x
  3. Step 3: Cross multiply
    31,277,467.87x = 43,160,728.26 × 17,338,688.98
  4. Step 4: Simplify right side
    31,277,467.87x = 748,350,443,450,436.50
  5. Step 5: Solve for x
    x = 748,350,443,450,436.50/31,277,467.87
  6. Step 6: Final answer
    x = 23,926,183.75

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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.