Home / 19,546,571.52-29,161,144.85-18,488,413.44

Finding the Fourth Proportional to 19,546,571.52, 29,161,144.85 and 18,488,413.44

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Solution

The fourth proportional to 19,546,571.52, 29,161,144.85 and 18,488,413.44 is: 27,582,499.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,546,571.52 : 29,161,144.85 = 18,488,413.44 : x
  2. Step 2: Convert to fraction form
    19,546,571.52/29,161,144.85 = 18,488,413.44/x
  3. Step 3: Cross multiply
    19,546,571.52x = 29,161,144.85 × 18,488,413.44
  4. Step 4: Simplify right side
    19,546,571.52x = 539,143,302,278,084.75
  5. Step 5: Solve for x
    x = 539,143,302,278,084.75/19,546,571.52
  6. Step 6: Final answer
    x = 27,582,499.66

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.