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Finding the Fourth Proportional to 5,040,228.05, 7,560,342.08 and 5,040,228.05

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Solution

The fourth proportional to 5,040,228.05, 7,560,342.08 and 5,040,228.05 is: 7,560,342.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,040,228.05 : 7,560,342.08 = 5,040,228.05 : x
  2. Step 2: Convert to fraction form
    5,040,228.05/7,560,342.08 = 5,040,228.05/x
  3. Step 3: Cross multiply
    5,040,228.05x = 7,560,342.08 × 5,040,228.05
  4. Step 4: Simplify right side
    5,040,228.05x = 38,105,848,194,010.20
  5. Step 5: Solve for x
    x = 38,105,848,194,010.20/5,040,228.05
  6. Step 6: Final answer
    x = 7,560,342.08

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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.