Home / 22,749,270.20-31,394,201.76-12,959,569.29

Finding the Fourth Proportional to 22,749,270.20, 31,394,201.76 and 12,959,569.29

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Solution

The fourth proportional to 22,749,270.20, 31,394,201.76 and 12,959,569.29 is: 17,884,324.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,749,270.20 : 31,394,201.76 = 12,959,569.29 : x
  2. Step 2: Convert to fraction form
    22,749,270.20/31,394,201.76 = 12,959,569.29/x
  3. Step 3: Cross multiply
    22,749,270.20x = 31,394,201.76 × 12,959,569.29
  4. Step 4: Simplify right side
    22,749,270.20x = 406,855,333,012,959.94
  5. Step 5: Solve for x
    x = 406,855,333,012,959.94/22,749,270.20
  6. Step 6: Final answer
    x = 17,884,324.62

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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.