Home / 5,617,513.51-7,752,170.31-3,170,642.90

Finding the Fourth Proportional to 5,617,513.51, 7,752,170.31 and 3,170,642.90

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Solution

The fourth proportional to 5,617,513.51, 7,752,170.31 and 3,170,642.90 is: 4,375,488.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,617,513.51 : 7,752,170.31 = 3,170,642.90 : x
  2. Step 2: Convert to fraction form
    5,617,513.51/7,752,170.31 = 3,170,642.90/x
  3. Step 3: Cross multiply
    5,617,513.51x = 7,752,170.31 × 3,170,642.90
  4. Step 4: Simplify right side
    5,617,513.51x = 24,579,363,714,231.45
  5. Step 5: Solve for x
    x = 24,579,363,714,231.45/5,617,513.51
  6. Step 6: Final answer
    x = 4,375,488.13

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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.