Home / 31,675,718.25-43,712,491.19-17,189,030.25

Finding the Fourth Proportional to 31,675,718.25, 43,712,491.19 and 17,189,030.25

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Solution

The fourth proportional to 31,675,718.25, 43,712,491.19 and 17,189,030.25 is: 23,720,861.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,675,718.25 : 43,712,491.19 = 17,189,030.25 : x
  2. Step 2: Convert to fraction form
    31,675,718.25/43,712,491.19 = 17,189,030.25/x
  3. Step 3: Cross multiply
    31,675,718.25x = 43,712,491.19 × 17,189,030.25
  4. Step 4: Simplify right side
    31,675,718.25x = 751,375,333,281,823.38
  5. Step 5: Solve for x
    x = 751,375,333,281,823.38/31,675,718.25
  6. Step 6: Final answer
    x = 23,720,861.75

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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.