Home / 10,667,516.58-15,994,795.20-4,182,822.78

Finding the Fourth Proportional to 10,667,516.58, 15,994,795.20 and 4,182,822.78

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Solution

The fourth proportional to 10,667,516.58, 15,994,795.20 and 4,182,822.78 is: 6,271,693.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,667,516.58 : 15,994,795.20 = 4,182,822.78 : x
  2. Step 2: Convert to fraction form
    10,667,516.58/15,994,795.20 = 4,182,822.78/x
  3. Step 3: Cross multiply
    10,667,516.58x = 15,994,795.20 × 4,182,822.78
  4. Step 4: Simplify right side
    10,667,516.58x = 66,903,393,723,994.65
  5. Step 5: Solve for x
    x = 66,903,393,723,994.65/10,667,516.58
  6. Step 6: Final answer
    x = 6,271,693.44

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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.