Home / 13,767,285.12-20,654,157.60-13,538,787.36

Finding the Fourth Proportional to 13,767,285.12, 20,654,157.60 and 13,538,787.36

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Solution

The fourth proportional to 13,767,285.12, 20,654,157.60 and 13,538,787.36 is: 20,311,357.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,767,285.12 : 20,654,157.60 = 13,538,787.36 : x
  2. Step 2: Convert to fraction form
    13,767,285.12/20,654,157.60 = 13,538,787.36/x
  3. Step 3: Cross multiply
    13,767,285.12x = 20,654,157.60 × 13,538,787.36
  4. Step 4: Simplify right side
    13,767,285.12x = 279,632,247,846,327.94
  5. Step 5: Solve for x
    x = 279,632,247,846,327.94/13,767,285.12
  6. Step 6: Final answer
    x = 20,311,357.35

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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.