Home / 20,061,510.80-27,684,416.39-11,802,104.89

Finding the Fourth Proportional to 20,061,510.80, 27,684,416.39 and 11,802,104.89

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Solution

The fourth proportional to 20,061,510.80, 27,684,416.39 and 11,802,104.89 is: 16,286,629.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,061,510.80 : 27,684,416.39 = 11,802,104.89 : x
  2. Step 2: Convert to fraction form
    20,061,510.80/27,684,416.39 = 11,802,104.89/x
  3. Step 3: Cross multiply
    20,061,510.80x = 27,684,416.39 × 11,802,104.89
  4. Step 4: Simplify right side
    20,061,510.80x = 326,734,385,924,993.56
  5. Step 5: Solve for x
    x = 326,734,385,924,993.56/20,061,510.80
  6. Step 6: Final answer
    x = 16,286,629.12

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.