Home / 27,684,049.60-41,568,064.80-21,301,508.80

Finding the Fourth Proportional to 27,684,049.60, 41,568,064.80 and 21,301,508.80

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Solution

The fourth proportional to 27,684,049.60, 41,568,064.80 and 21,301,508.80 is: 31,984,572.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,684,049.60 : 41,568,064.80 = 21,301,508.80 : x
  2. Step 2: Convert to fraction form
    27,684,049.60/41,568,064.80 = 21,301,508.80/x
  3. Step 3: Cross multiply
    27,684,049.60x = 41,568,064.80 × 21,301,508.80
  4. Step 4: Simplify right side
    27,684,049.60x = 885,462,498,136,170.25
  5. Step 5: Solve for x
    x = 885,462,498,136,170.25/27,684,049.60
  6. Step 6: Final answer
    x = 31,984,572.74

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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.