Home / 31,243,824.72-43,115,996.52-17,493,280.92

Finding the Fourth Proportional to 31,243,824.72, 43,115,996.52 and 17,493,280.92

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Solution

The fourth proportional to 31,243,824.72, 43,115,996.52 and 17,493,280.92 is: 24,140,458.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,243,824.72 : 43,115,996.52 = 17,493,280.92 : x
  2. Step 2: Convert to fraction form
    31,243,824.72/43,115,996.52 = 17,493,280.92/x
  3. Step 3: Cross multiply
    31,243,824.72x = 43,115,996.52 × 17,493,280.92
  4. Step 4: Simplify right side
    31,243,824.72x = 754,240,239,270,102.50
  5. Step 5: Solve for x
    x = 754,240,239,270,102.50/31,243,824.72
  6. Step 6: Final answer
    x = 24,140,458.03

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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.