Home / 19,721,424.78-29,585,315.92-6,074,564.82

Finding the Fourth Proportional to 19,721,424.78, 29,585,315.92 and 6,074,564.82

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Solution

The fourth proportional to 19,721,424.78, 29,585,315.92 and 6,074,564.82 is: 9,112,826.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,721,424.78 : 29,585,315.92 = 6,074,564.82 : x
  2. Step 2: Convert to fraction form
    19,721,424.78/29,585,315.92 = 6,074,564.82/x
  3. Step 3: Cross multiply
    19,721,424.78x = 29,585,315.92 × 6,074,564.82
  4. Step 4: Simplify right side
    19,721,424.78x = 179,717,919,276,217.97
  5. Step 5: Solve for x
    x = 179,717,919,276,217.97/19,721,424.78
  6. Step 6: Final answer
    x = 9,112,826.34

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.