Home / 18,078,301.80-27,117,673.43-5,299,064.91

Finding the Fourth Proportional to 18,078,301.80, 27,117,673.43 and 5,299,064.91

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Solution

The fourth proportional to 18,078,301.80, 27,117,673.43 and 5,299,064.91 is: 7,948,662.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,078,301.80 : 27,117,673.43 = 5,299,064.91 : x
  2. Step 2: Convert to fraction form
    18,078,301.80/27,117,673.43 = 5,299,064.91/x
  3. Step 3: Cross multiply
    18,078,301.80x = 27,117,673.43 × 5,299,064.91
  4. Step 4: Simplify right side
    18,078,301.80x = 143,698,311,687,257.03
  5. Step 5: Solve for x
    x = 143,698,311,687,257.03/18,078,301.80
  6. Step 6: Final answer
    x = 7,948,662.06

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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.