Home / 31,277,165.65-43,162,487.66-17,338,485.43

Finding the Fourth Proportional to 31,277,165.65, 43,162,487.66 and 17,338,485.43

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Solution

The fourth proportional to 31,277,165.65, 43,162,487.66 and 17,338,485.43 is: 23,927,109.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,277,165.65 : 43,162,487.66 = 17,338,485.43 : x
  2. Step 2: Convert to fraction form
    31,277,165.65/43,162,487.66 = 17,338,485.43/x
  3. Step 3: Cross multiply
    31,277,165.65x = 43,162,487.66 × 17,338,485.43
  4. Step 4: Simplify right side
    31,277,165.65x = 748,372,163,339,493.38
  5. Step 5: Solve for x
    x = 748,372,163,339,493.38/31,277,165.65
  6. Step 6: Final answer
    x = 23,927,109.37

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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.