Home / 21,329,269.37-32,003,121.02-11,469,808.97

Finding the Fourth Proportional to 21,329,269.37, 32,003,121.02 and 11,469,808.97

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Solution

The fourth proportional to 21,329,269.37, 32,003,121.02 and 11,469,808.97 is: 17,209,669.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,329,269.37 : 32,003,121.02 = 11,469,808.97 : x
  2. Step 2: Convert to fraction form
    21,329,269.37/32,003,121.02 = 11,469,808.97/x
  3. Step 3: Cross multiply
    21,329,269.37x = 32,003,121.02 × 11,469,808.97
  4. Step 4: Simplify right side
    21,329,269.37x = 367,069,684,411,850.50
  5. Step 5: Solve for x
    x = 367,069,684,411,850.50/21,329,269.37
  6. Step 6: Final answer
    x = 17,209,669.87

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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.