Home / 31,317,198.04-43,217,644.82-17,380,657.20

Finding the Fourth Proportional to 31,317,198.04, 43,217,644.82 and 17,380,657.20

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Solution

The fourth proportional to 31,317,198.04, 43,217,644.82 and 17,380,657.20 is: 23,985,257.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,317,198.04 : 43,217,644.82 = 17,380,657.20 : x
  2. Step 2: Convert to fraction form
    31,317,198.04/43,217,644.82 = 17,380,657.20/x
  3. Step 3: Cross multiply
    31,317,198.04x = 43,217,644.82 × 17,380,657.20
  4. Step 4: Simplify right side
    31,317,198.04x = 751,151,069,607,775.62
  5. Step 5: Solve for x
    x = 751,151,069,607,775.62/31,317,198.04
  6. Step 6: Final answer
    x = 23,985,257.83

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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.