Home / 8,062,171.06-11,133,189.77-5,122,956.86

Finding the Fourth Proportional to 8,062,171.06, 11,133,189.77 and 5,122,956.86

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Solution

The fourth proportional to 8,062,171.06, 11,133,189.77 and 5,122,956.86 is: 7,074,378.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,062,171.06 : 11,133,189.77 = 5,122,956.86 : x
  2. Step 2: Convert to fraction form
    8,062,171.06/11,133,189.77 = 5,122,956.86/x
  3. Step 3: Cross multiply
    8,062,171.06x = 11,133,189.77 × 5,122,956.86
  4. Step 4: Simplify right side
    8,062,171.06x = 57,034,850,908,121.52
  5. Step 5: Solve for x
    x = 57,034,850,908,121.52/8,062,171.06
  6. Step 6: Final answer
    x = 7,074,378.66

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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.