Home / 15,841,013.24-21,856,851.42-8,965,495.29

Finding the Fourth Proportional to 15,841,013.24, 21,856,851.42 and 8,965,495.29

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Solution

The fourth proportional to 15,841,013.24, 21,856,851.42 and 8,965,495.29 is: 12,370,262.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,841,013.24 : 21,856,851.42 = 8,965,495.29 : x
  2. Step 2: Convert to fraction form
    15,841,013.24/21,856,851.42 = 8,965,495.29/x
  3. Step 3: Cross multiply
    15,841,013.24x = 21,856,851.42 × 8,965,495.29
  4. Step 4: Simplify right side
    15,841,013.24x = 195,957,498,460,239.81
  5. Step 5: Solve for x
    x = 195,957,498,460,239.81/15,841,013.24
  6. Step 6: Final answer
    x = 12,370,262.91

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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.