Home / 11,669,018.60-17,503,527.90-7,637,940.20

Finding the Fourth Proportional to 11,669,018.60, 17,503,527.90 and 7,637,940.20

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Solution

The fourth proportional to 11,669,018.60, 17,503,527.90 and 7,637,940.20 is: 11,456,910.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,669,018.60 : 17,503,527.90 = 7,637,940.20 : x
  2. Step 2: Convert to fraction form
    11,669,018.60/17,503,527.90 = 7,637,940.20/x
  3. Step 3: Cross multiply
    11,669,018.60x = 17,503,527.90 × 7,637,940.20
  4. Step 4: Simplify right side
    11,669,018.60x = 133,690,899,389,231.58
  5. Step 5: Solve for x
    x = 133,690,899,389,231.58/11,669,018.60
  6. Step 6: Final answer
    x = 11,456,910.30

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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.