Home / 11,104,015.10-16,656,022.65-8,581,480.70

Finding the Fourth Proportional to 11,104,015.10, 16,656,022.65 and 8,581,480.70

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Solution

The fourth proportional to 11,104,015.10, 16,656,022.65 and 8,581,480.70 is: 12,872,221.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,104,015.10 : 16,656,022.65 = 8,581,480.70 : x
  2. Step 2: Convert to fraction form
    11,104,015.10/16,656,022.65 = 8,581,480.70/x
  3. Step 3: Cross multiply
    11,104,015.10x = 16,656,022.65 × 8,581,480.70
  4. Step 4: Simplify right side
    11,104,015.10x = 142,933,336,909,737.84
  5. Step 5: Solve for x
    x = 142,933,336,909,737.84/11,104,015.10
  6. Step 6: Final answer
    x = 12,872,221.05

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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.