Home / 7,814,151.14-11,719,337.43-2,134,405.22

Finding the Fourth Proportional to 7,814,151.14, 11,719,337.43 and 2,134,405.22

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Solution

The fourth proportional to 7,814,151.14, 11,719,337.43 and 2,134,405.22 is: 3,201,091.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,814,151.14 : 11,719,337.43 = 2,134,405.22 : x
  2. Step 2: Convert to fraction form
    7,814,151.14/11,719,337.43 = 2,134,405.22/x
  3. Step 3: Cross multiply
    7,814,151.14x = 11,719,337.43 × 2,134,405.22
  4. Step 4: Simplify right side
    7,814,151.14x = 25,013,814,985,533.39
  5. Step 5: Solve for x
    x = 25,013,814,985,533.39/7,814,151.14
  6. Step 6: Final answer
    x = 3,201,091.78

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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.