Home / 13,381,505.56-18,466,566.06-7,269,932.44

Finding the Fourth Proportional to 13,381,505.56, 18,466,566.06 and 7,269,932.44

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Solution

The fourth proportional to 13,381,505.56, 18,466,566.06 and 7,269,932.44 is: 10,032,554.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,381,505.56 : 18,466,566.06 = 7,269,932.44 : x
  2. Step 2: Convert to fraction form
    13,381,505.56/18,466,566.06 = 7,269,932.44/x
  3. Step 3: Cross multiply
    13,381,505.56x = 18,466,566.06 × 7,269,932.44
  4. Step 4: Simplify right side
    13,381,505.56x = 134,250,687,654,996.98
  5. Step 5: Solve for x
    x = 134,250,687,654,996.98/13,381,505.56
  6. Step 6: Final answer
    x = 10,032,554.79

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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.