Home / 12,481,664.60-18,722,496.90-11,088,205.40

Finding the Fourth Proportional to 12,481,664.60, 18,722,496.90 and 11,088,205.40

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Solution

The fourth proportional to 12,481,664.60, 18,722,496.90 and 11,088,205.40 is: 16,632,308.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,481,664.60 : 18,722,496.90 = 11,088,205.40 : x
  2. Step 2: Convert to fraction form
    12,481,664.60/18,722,496.90 = 11,088,205.40/x
  3. Step 3: Cross multiply
    12,481,664.60x = 18,722,496.90 × 11,088,205.40
  4. Step 4: Simplify right side
    12,481,664.60x = 207,598,891,228,063.25
  5. Step 5: Solve for x
    x = 207,598,891,228,063.25/12,481,664.60
  6. Step 6: Final answer
    x = 16,632,308.10

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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.