Home / 16,321,447.05-22,523,596.76-8,979,122.60

Finding the Fourth Proportional to 16,321,447.05, 22,523,596.76 and 8,979,122.60

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Solution

The fourth proportional to 16,321,447.05, 22,523,596.76 and 8,979,122.60 is: 12,391,189.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,321,447.05 : 22,523,596.76 = 8,979,122.60 : x
  2. Step 2: Convert to fraction form
    16,321,447.05/22,523,596.76 = 8,979,122.60/x
  3. Step 3: Cross multiply
    16,321,447.05x = 22,523,596.76 × 8,979,122.60
  4. Step 4: Simplify right side
    16,321,447.05x = 202,242,136,695,296.09
  5. Step 5: Solve for x
    x = 202,242,136,695,296.09/16,321,447.05
  6. Step 6: Final answer
    x = 12,391,189.10

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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.