Home / 16,987,756.68-23,436,144.18-9,643,998.60

Finding the Fourth Proportional to 16,987,756.68, 23,436,144.18 and 9,643,998.60

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Solution

The fourth proportional to 16,987,756.68, 23,436,144.18 and 9,643,998.60 is: 13,304,766.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,987,756.68 : 23,436,144.18 = 9,643,998.60 : x
  2. Step 2: Convert to fraction form
    16,987,756.68/23,436,144.18 = 9,643,998.60/x
  3. Step 3: Cross multiply
    16,987,756.68x = 23,436,144.18 × 9,643,998.60
  4. Step 4: Simplify right side
    16,987,756.68x = 226,018,141,661,318.12
  5. Step 5: Solve for x
    x = 226,018,141,661,318.12/16,987,756.68
  6. Step 6: Final answer
    x = 13,304,766.83

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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.