Home / 12,096,332.20-18,144,498.30-8,695,109.80

Finding the Fourth Proportional to 12,096,332.20, 18,144,498.30 and 8,695,109.80

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Solution

The fourth proportional to 12,096,332.20, 18,144,498.30 and 8,695,109.80 is: 13,042,664.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,096,332.20 : 18,144,498.30 = 8,695,109.80 : x
  2. Step 2: Convert to fraction form
    12,096,332.20/18,144,498.30 = 8,695,109.80/x
  3. Step 3: Cross multiply
    12,096,332.20x = 18,144,498.30 × 8,695,109.80
  4. Step 4: Simplify right side
    12,096,332.20x = 157,768,404,984,413.38
  5. Step 5: Solve for x
    x = 157,768,404,984,413.38/12,096,332.20
  6. Step 6: Final answer
    x = 13,042,664.70

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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.