Home / 7,972,669.83-11,002,642.11-4,489,206.51

Finding the Fourth Proportional to 7,972,669.83, 11,002,642.11 and 4,489,206.51

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Solution

The fourth proportional to 7,972,669.83, 11,002,642.11 and 4,489,206.51 is: 6,195,306.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,972,669.83 : 11,002,642.11 = 4,489,206.51 : x
  2. Step 2: Convert to fraction form
    7,972,669.83/11,002,642.11 = 4,489,206.51/x
  3. Step 3: Cross multiply
    7,972,669.83x = 11,002,642.11 × 4,489,206.51
  4. Step 4: Simplify right side
    7,972,669.83x = 49,393,132,587,412.13
  5. Step 5: Solve for x
    x = 49,393,132,587,412.13/7,972,669.83
  6. Step 6: Final answer
    x = 6,195,306.42

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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.