Home / 7,247,868.05-10,848,145.12-5,328,270.72

Finding the Fourth Proportional to 7,247,868.05, 10,848,145.12 and 5,328,270.72

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Solution

The fourth proportional to 7,247,868.05, 10,848,145.12 and 5,328,270.72 is: 7,975,014.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,247,868.05 : 10,848,145.12 = 5,328,270.72 : x
  2. Step 2: Convert to fraction form
    7,247,868.05/10,848,145.12 = 5,328,270.72/x
  3. Step 3: Cross multiply
    7,247,868.05x = 10,848,145.12 × 5,328,270.72
  4. Step 4: Simplify right side
    7,247,868.05x = 57,801,853,995,886.20
  5. Step 5: Solve for x
    x = 57,801,853,995,886.20/7,247,868.05
  6. Step 6: Final answer
    x = 7,975,014.66

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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.