Home / 20,179,230.50-27,848,219.88-11,359,250.42

Finding the Fourth Proportional to 20,179,230.50, 27,848,219.88 and 11,359,250.42

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Solution

The fourth proportional to 20,179,230.50, 27,848,219.88 and 11,359,250.42 is: 15,676,261.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,179,230.50 : 27,848,219.88 = 11,359,250.42 : x
  2. Step 2: Convert to fraction form
    20,179,230.50/27,848,219.88 = 11,359,250.42/x
  3. Step 3: Cross multiply
    20,179,230.50x = 27,848,219.88 × 11,359,250.42
  4. Step 4: Simplify right side
    20,179,230.50x = 316,334,903,228,901.19
  5. Step 5: Solve for x
    x = 316,334,903,228,901.19/20,179,230.50
  6. Step 6: Final answer
    x = 15,676,261.95

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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.