Home / 16,721,257.12-25,080,667.77-7,502,084.38

Finding the Fourth Proportional to 16,721,257.12, 25,080,667.77 and 7,502,084.38

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Solution

The fourth proportional to 16,721,257.12, 25,080,667.77 and 7,502,084.38 is: 11,252,580.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,721,257.12 : 25,080,667.77 = 7,502,084.38 : x
  2. Step 2: Convert to fraction form
    16,721,257.12/25,080,667.77 = 7,502,084.38/x
  3. Step 3: Cross multiply
    16,721,257.12x = 25,080,667.77 × 7,502,084.38
  4. Step 4: Simplify right side
    16,721,257.12x = 188,157,285,917,286.44
  5. Step 5: Solve for x
    x = 188,157,285,917,286.44/16,721,257.12
  6. Step 6: Final answer
    x = 11,252,580.15

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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.