Home / 18,290,979.15-27,436,480.56-4,645,148.91

Finding the Fourth Proportional to 18,290,979.15, 27,436,480.56 and 4,645,148.91

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Solution

The fourth proportional to 18,290,979.15, 27,436,480.56 and 4,645,148.91 is: 6,967,726.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,290,979.15 : 27,436,480.56 = 4,645,148.91 : x
  2. Step 2: Convert to fraction form
    18,290,979.15/27,436,480.56 = 4,645,148.91/x
  3. Step 3: Cross multiply
    18,290,979.15x = 27,436,480.56 × 4,645,148.91
  4. Step 4: Simplify right side
    18,290,979.15x = 127,446,537,682,052.69
  5. Step 5: Solve for x
    x = 127,446,537,682,052.69/18,290,979.15
  6. Step 6: Final answer
    x = 6,967,726.37

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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.