Home / 7,174,139.10-10,761,208.65-2,685,831.90

Finding the Fourth Proportional to 7,174,139.10, 10,761,208.65 and 2,685,831.90

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Solution

The fourth proportional to 7,174,139.10, 10,761,208.65 and 2,685,831.90 is: 4,028,747.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,174,139.10 : 10,761,208.65 = 2,685,831.90 : x
  2. Step 2: Convert to fraction form
    7,174,139.10/10,761,208.65 = 2,685,831.90/x
  3. Step 3: Cross multiply
    7,174,139.10x = 10,761,208.65 × 2,685,831.90
  4. Step 4: Simplify right side
    7,174,139.10x = 28,902,797,474,725.93
  5. Step 5: Solve for x
    x = 28,902,797,474,725.93/7,174,139.10
  6. Step 6: Final answer
    x = 4,028,747.85

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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.