Home / 16,620,136.23-22,769,480.40-15,998,620.64

Finding the Fourth Proportional to 16,620,136.23, 22,769,480.40 and 15,998,620.64

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Solution

The fourth proportional to 16,620,136.23, 22,769,480.40 and 15,998,620.64 is: 21,918,008.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,620,136.23 : 22,769,480.40 = 15,998,620.64 : x
  2. Step 2: Convert to fraction form
    16,620,136.23/22,769,480.40 = 15,998,620.64/x
  3. Step 3: Cross multiply
    16,620,136.23x = 22,769,480.40 × 15,998,620.64
  4. Step 4: Simplify right side
    16,620,136.23x = 364,280,278,975,668
  5. Step 5: Solve for x
    x = 364,280,278,975,668/16,620,136.23
  6. Step 6: Final answer
    x = 21,918,008.01

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.