Home / 8,299,781.80-12,449,672.70-5,094,514.60

Finding the Fourth Proportional to 8,299,781.80, 12,449,672.70 and 5,094,514.60

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Solution

The fourth proportional to 8,299,781.80, 12,449,672.70 and 5,094,514.60 is: 7,641,771.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,299,781.80 : 12,449,672.70 = 5,094,514.60 : x
  2. Step 2: Convert to fraction form
    8,299,781.80/12,449,672.70 = 5,094,514.60/x
  3. Step 3: Cross multiply
    8,299,781.80x = 12,449,672.70 × 5,094,514.60
  4. Step 4: Simplify right side
    8,299,781.80x = 63,425,039,335,371.41
  5. Step 5: Solve for x
    x = 63,425,039,335,371.41/8,299,781.80
  6. Step 6: Final answer
    x = 7,641,771.90

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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.