Home / 7,266,172.32-10,027,311.12-4,212,156.96

Finding the Fourth Proportional to 7,266,172.32, 10,027,311.12 and 4,212,156.96

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Solution

The fourth proportional to 7,266,172.32, 10,027,311.12 and 4,212,156.96 is: 5,812,772.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,266,172.32 : 10,027,311.12 = 4,212,156.96 : x
  2. Step 2: Convert to fraction form
    7,266,172.32/10,027,311.12 = 4,212,156.96/x
  3. Step 3: Cross multiply
    7,266,172.32x = 10,027,311.12 × 4,212,156.96
  4. Step 4: Simplify right side
    7,266,172.32x = 42,236,608,324,193.39
  5. Step 5: Solve for x
    x = 42,236,608,324,193.39/7,266,172.32
  6. Step 6: Final answer
    x = 5,812,772.73

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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.