Home / 27,699,413.58-38,227,169.94-15,309,240.48

Finding the Fourth Proportional to 27,699,413.58, 38,227,169.94 and 15,309,240.48

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Solution

The fourth proportional to 27,699,413.58, 38,227,169.94 and 15,309,240.48 is: 21,127,845.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,699,413.58 : 38,227,169.94 = 15,309,240.48 : x
  2. Step 2: Convert to fraction form
    27,699,413.58/38,227,169.94 = 15,309,240.48/x
  3. Step 3: Cross multiply
    27,699,413.58x = 38,227,169.94 × 15,309,240.48
  4. Step 4: Simplify right side
    27,699,413.58x = 585,228,937,481,287.12
  5. Step 5: Solve for x
    x = 585,228,937,481,287.12/27,699,413.58
  6. Step 6: Final answer
    x = 21,127,845.75

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.