Home / 31,277,491.12-43,160,760.34-17,338,712.23

Finding the Fourth Proportional to 31,277,491.12, 43,160,760.34 and 17,338,712.23

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Solution

The fourth proportional to 31,277,491.12, 43,160,760.34 and 17,338,712.23 is: 23,926,215.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,277,491.12 : 43,160,760.34 = 17,338,712.23 : x
  2. Step 2: Convert to fraction form
    31,277,491.12/43,160,760.34 = 17,338,712.23/x
  3. Step 3: Cross multiply
    31,277,491.12x = 43,160,760.34 × 17,338,712.23
  4. Step 4: Simplify right side
    31,277,491.12x = 748,352,003,163,257
  5. Step 5: Solve for x
    x = 748,352,003,163,257/31,277,491.12
  6. Step 6: Final answer
    x = 23,926,215.83

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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.