Home / 15,953,963.91-22,016,171.14-9,758,555.52

Finding the Fourth Proportional to 15,953,963.91, 22,016,171.14 and 9,758,555.52

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Solution

The fourth proportional to 15,953,963.91, 22,016,171.14 and 9,758,555.52 is: 13,466,623.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,953,963.91 : 22,016,171.14 = 9,758,555.52 : x
  2. Step 2: Convert to fraction form
    15,953,963.91/22,016,171.14 = 9,758,555.52/x
  3. Step 3: Cross multiply
    15,953,963.91x = 22,016,171.14 × 9,758,555.52
  4. Step 4: Simplify right side
    15,953,963.91x = 214,846,028,407,511.69
  5. Step 5: Solve for x
    x = 214,846,028,407,511.69/15,953,963.91
  6. Step 6: Final answer
    x = 13,466,623.69

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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.