Home / 5,159,924.56-7,120,514.28-2,836,800.16

Finding the Fourth Proportional to 5,159,924.56, 7,120,514.28 and 2,836,800.16

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Solution

The fourth proportional to 5,159,924.56, 7,120,514.28 and 2,836,800.16 is: 3,914,684.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,159,924.56 : 7,120,514.28 = 2,836,800.16 : x
  2. Step 2: Convert to fraction form
    5,159,924.56/7,120,514.28 = 2,836,800.16/x
  3. Step 3: Cross multiply
    5,159,924.56x = 7,120,514.28 × 2,836,800.16
  4. Step 4: Simplify right side
    5,159,924.56x = 20,199,476,048,786.29
  5. Step 5: Solve for x
    x = 20,199,476,048,786.29/5,159,924.56
  6. Step 6: Final answer
    x = 3,914,684.37

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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.