Home / 7,329,325.78-10,115,366.54-4,231,843.94

Finding the Fourth Proportional to 7,329,325.78, 10,115,366.54 and 4,231,843.94

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Solution

The fourth proportional to 7,329,325.78, 10,115,366.54 and 4,231,843.94 is: 5,840,462.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,329,325.78 : 10,115,366.54 = 4,231,843.94 : x
  2. Step 2: Convert to fraction form
    7,329,325.78/10,115,366.54 = 4,231,843.94/x
  3. Step 3: Cross multiply
    7,329,325.78x = 10,115,366.54 × 4,231,843.94
  4. Step 4: Simplify right side
    7,329,325.78x = 42,806,652,576,112.09
  5. Step 5: Solve for x
    x = 42,806,652,576,112.09/7,329,325.78
  6. Step 6: Final answer
    x = 5,840,462.53

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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.