Home / 20,171,620.30-27,833,028.88-12,023,616.46

Finding the Fourth Proportional to 20,171,620.30, 27,833,028.88 and 12,023,616.46

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Solution

The fourth proportional to 20,171,620.30, 27,833,028.88 and 12,023,616.46 is: 16,590,321.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,171,620.30 : 27,833,028.88 = 12,023,616.46 : x
  2. Step 2: Convert to fraction form
    20,171,620.30/27,833,028.88 = 12,023,616.46/x
  3. Step 3: Cross multiply
    20,171,620.30x = 27,833,028.88 × 12,023,616.46
  4. Step 4: Simplify right side
    20,171,620.30x = 334,653,664,003,999.19
  5. Step 5: Solve for x
    x = 334,653,664,003,999.19/20,171,620.30
  6. Step 6: Final answer
    x = 16,590,321.41

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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.