Home / 11,167,345.70-16,751,018.55-3,986,987.30

Finding the Fourth Proportional to 11,167,345.70, 16,751,018.55 and 3,986,987.30

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Solution

The fourth proportional to 11,167,345.70, 16,751,018.55 and 3,986,987.30 is: 5,980,480.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,167,345.70 : 16,751,018.55 = 3,986,987.30 : x
  2. Step 2: Convert to fraction form
    11,167,345.70/16,751,018.55 = 3,986,987.30/x
  3. Step 3: Cross multiply
    11,167,345.70x = 16,751,018.55 × 3,986,987.30
  4. Step 4: Simplify right side
    11,167,345.70x = 66,786,098,220,914.41
  5. Step 5: Solve for x
    x = 66,786,098,220,914.41/11,167,345.70
  6. Step 6: Final answer
    x = 5,980,480.95

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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.