Home / 9,112,939.10-13,669,422-3,721,589.82

Finding the Fourth Proportional to 9,112,939.10, 13,669,422 and 3,721,589.82

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Solution

The fourth proportional to 9,112,939.10, 13,669,422 and 3,721,589.82 is: 5,582,390.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,112,939.10 : 13,669,422 = 3,721,589.82 : x
  2. Step 2: Convert to fraction form
    9,112,939.10/13,669,422 = 3,721,589.82/x
  3. Step 3: Cross multiply
    9,112,939.10x = 13,669,422 × 3,721,589.82
  4. Step 4: Simplify right side
    9,112,939.10x = 50,871,981,760,484.04
  5. Step 5: Solve for x
    x = 50,871,981,760,484.04/9,112,939.10
  6. Step 6: Final answer
    x = 5,582,390.18

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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.