Home / 12,297,740.20-18,451,859.10-5,904,701.80

Finding the Fourth Proportional to 12,297,740.20, 18,451,859.10 and 5,904,701.80

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Solution

The fourth proportional to 12,297,740.20, 18,451,859.10 and 5,904,701.80 is: 8,859,572.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,297,740.20 : 18,451,859.10 = 5,904,701.80 : x
  2. Step 2: Convert to fraction form
    12,297,740.20/18,451,859.10 = 5,904,701.80/x
  3. Step 3: Cross multiply
    12,297,740.20x = 18,451,859.10 × 5,904,701.80
  4. Step 4: Simplify right side
    12,297,740.20x = 108,952,725,641,116.39
  5. Step 5: Solve for x
    x = 108,952,725,641,116.39/12,297,740.20
  6. Step 6: Final answer
    x = 8,859,572.89

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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.