Home / 18,071,332.44-27,099,041.22-8,489,434.20

Finding the Fourth Proportional to 18,071,332.44, 27,099,041.22 and 8,489,434.20

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Solution

The fourth proportional to 18,071,332.44, 27,099,041.22 and 8,489,434.20 is: 12,730,413.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,071,332.44 : 27,099,041.22 = 8,489,434.20 : x
  2. Step 2: Convert to fraction form
    18,071,332.44/27,099,041.22 = 8,489,434.20/x
  3. Step 3: Cross multiply
    18,071,332.44x = 27,099,041.22 × 8,489,434.20
  4. Step 4: Simplify right side
    18,071,332.44x = 230,055,527,320,277.69
  5. Step 5: Solve for x
    x = 230,055,527,320,277.69/18,071,332.44
  6. Step 6: Final answer
    x = 12,730,413.11

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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.