Home / 18,876,462.48-28,270,603.80-17,352,210.96

Finding the Fourth Proportional to 18,876,462.48, 28,270,603.80 and 17,352,210.96

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Solution

The fourth proportional to 18,876,462.48, 28,270,603.80 and 17,352,210.96 is: 25,987,786.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,876,462.48 : 28,270,603.80 = 17,352,210.96 : x
  2. Step 2: Convert to fraction form
    18,876,462.48/28,270,603.80 = 17,352,210.96/x
  3. Step 3: Cross multiply
    18,876,462.48x = 28,270,603.80 × 17,352,210.96
  4. Step 4: Simplify right side
    18,876,462.48x = 490,557,481,104,177.69
  5. Step 5: Solve for x
    x = 490,557,481,104,177.69/18,876,462.48
  6. Step 6: Final answer
    x = 25,987,786.73

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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.