Home / 15,942,412.86-23,917,413.87-5,159,713.74

Finding the Fourth Proportional to 15,942,412.86, 23,917,413.87 and 5,159,713.74

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Solution

The fourth proportional to 15,942,412.86, 23,917,413.87 and 5,159,713.74 is: 7,740,798.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,942,412.86 : 23,917,413.87 = 5,159,713.74 : x
  2. Step 2: Convert to fraction form
    15,942,412.86/23,917,413.87 = 5,159,713.74/x
  3. Step 3: Cross multiply
    15,942,412.86x = 23,917,413.87 × 5,159,713.74
  4. Step 4: Simplify right side
    15,942,412.86x = 123,407,008,970,305.58
  5. Step 5: Solve for x
    x = 123,407,008,970,305.58/15,942,412.86
  6. Step 6: Final answer
    x = 7,740,798.71

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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.