Home / 7,375,885.32-10,178,679.64-4,112,739.32

Finding the Fourth Proportional to 7,375,885.32, 10,178,679.64 and 4,112,739.32

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Solution

The fourth proportional to 7,375,885.32, 10,178,679.64 and 4,112,739.32 is: 5,675,556.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,375,885.32 : 10,178,679.64 = 4,112,739.32 : x
  2. Step 2: Convert to fraction form
    7,375,885.32/10,178,679.64 = 4,112,739.32/x
  3. Step 3: Cross multiply
    7,375,885.32x = 10,178,679.64 × 4,112,739.32
  4. Step 4: Simplify right side
    7,375,885.32x = 41,862,255,981,111.45
  5. Step 5: Solve for x
    x = 41,862,255,981,111.45/7,375,885.32
  6. Step 6: Final answer
    x = 5,675,556.79

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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.