Home / 30,629,872.29-45,944,641.97-17,667,620.49

Finding the Fourth Proportional to 30,629,872.29, 45,944,641.97 and 17,667,620.49

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Solution

The fourth proportional to 30,629,872.29, 45,944,641.97 and 17,667,620.49 is: 26,501,334.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,629,872.29 : 45,944,641.97 = 17,667,620.49 : x
  2. Step 2: Convert to fraction form
    30,629,872.29/45,944,641.97 = 17,667,620.49/x
  3. Step 3: Cross multiply
    30,629,872.29x = 45,944,641.97 × 17,667,620.49
  4. Step 4: Simplify right side
    30,629,872.29x = 811,732,497,919,054.88
  5. Step 5: Solve for x
    x = 811,732,497,919,054.88/30,629,872.29
  6. Step 6: Final answer
    x = 26,501,334.72

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.