Home / 11,205,855.60-16,808,783.40-11,121,874.80

Finding the Fourth Proportional to 11,205,855.60, 16,808,783.40 and 11,121,874.80

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Solution

The fourth proportional to 11,205,855.60, 16,808,783.40 and 11,121,874.80 is: 16,682,812.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,205,855.60 : 16,808,783.40 = 11,121,874.80 : x
  2. Step 2: Convert to fraction form
    11,205,855.60/16,808,783.40 = 11,121,874.80/x
  3. Step 3: Cross multiply
    11,205,855.60x = 16,808,783.40 × 11,121,874.80
  4. Step 4: Simplify right side
    11,205,855.60x = 186,945,184,515,118.31
  5. Step 5: Solve for x
    x = 186,945,184,515,118.31/11,205,855.60
  6. Step 6: Final answer
    x = 16,682,812.20

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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.