Home / 11,053,505.80-16,564,512.30-8,152,231.60

Finding the Fourth Proportional to 11,053,505.80, 16,564,512.30 and 8,152,231.60

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Solution

The fourth proportional to 11,053,505.80, 16,564,512.30 and 8,152,231.60 is: 12,216,734.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,053,505.80 : 16,564,512.30 = 8,152,231.60 : x
  2. Step 2: Convert to fraction form
    11,053,505.80/16,564,512.30 = 8,152,231.60/x
  3. Step 3: Cross multiply
    11,053,505.80x = 16,564,512.30 × 8,152,231.60
  4. Step 4: Simplify right side
    11,053,505.80x = 135,037,740,610,648.69
  5. Step 5: Solve for x
    x = 135,037,740,610,648.69/11,053,505.80
  6. Step 6: Final answer
    x = 12,216,734.04

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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.