Home / 7,814,151.64-11,719,338.18-2,134,405.72

Finding the Fourth Proportional to 7,814,151.64, 11,719,338.18 and 2,134,405.72

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Solution

The fourth proportional to 7,814,151.64, 11,719,338.18 and 2,134,405.72 is: 3,201,092.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,814,151.64 : 11,719,338.18 = 2,134,405.72 : x
  2. Step 2: Convert to fraction form
    7,814,151.64/11,719,338.18 = 2,134,405.72/x
  3. Step 3: Cross multiply
    7,814,151.64x = 11,719,338.18 × 2,134,405.72
  4. Step 4: Simplify right side
    7,814,151.64x = 25,013,822,446,006.39
  5. Step 5: Solve for x
    x = 25,013,822,446,006.39/7,814,151.64
  6. Step 6: Final answer
    x = 3,201,092.53

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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.