Home / 5,159,934.44-7,120,714.06-2,836,866.46

Finding the Fourth Proportional to 5,159,934.44, 7,120,714.06 and 2,836,866.46

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Solution

The fourth proportional to 5,159,934.44, 7,120,714.06 and 2,836,866.46 is: 3,914,878.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,159,934.44 : 7,120,714.06 = 2,836,866.46 : x
  2. Step 2: Convert to fraction form
    5,159,934.44/7,120,714.06 = 2,836,866.46/x
  3. Step 3: Cross multiply
    5,159,934.44x = 7,120,714.06 × 2,836,866.46
  4. Step 4: Simplify right side
    5,159,934.44x = 20,200,514,888,064.43
  5. Step 5: Solve for x
    x = 20,200,514,888,064.43/5,159,934.44
  6. Step 6: Final answer
    x = 3,914,878.21

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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.