Home / 14,056,816.80-21,085,225.20-8,383,447.20

Finding the Fourth Proportional to 14,056,816.80, 21,085,225.20 and 8,383,447.20

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Solution

The fourth proportional to 14,056,816.80, 21,085,225.20 and 8,383,447.20 is: 12,575,170.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,056,816.80 : 21,085,225.20 = 8,383,447.20 : x
  2. Step 2: Convert to fraction form
    14,056,816.80/21,085,225.20 = 8,383,447.20/x
  3. Step 3: Cross multiply
    14,056,816.80x = 21,085,225.20 × 8,383,447.20
  4. Step 4: Simplify right side
    14,056,816.80x = 176,766,872,164,309.44
  5. Step 5: Solve for x
    x = 176,766,872,164,309.44/14,056,816.80
  6. Step 6: Final answer
    x = 12,575,170.80

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Similar ratio
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1.5x scale

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.