Home / 5,146,544.14-7,103,082.72-2,855,442.94

Finding the Fourth Proportional to 5,146,544.14, 7,103,082.72 and 2,855,442.94

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Solution

The fourth proportional to 5,146,544.14, 7,103,082.72 and 2,855,442.94 is: 3,940,983.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,146,544.14 : 7,103,082.72 = 2,855,442.94 : x
  2. Step 2: Convert to fraction form
    5,146,544.14/7,103,082.72 = 2,855,442.94/x
  3. Step 3: Cross multiply
    5,146,544.14x = 7,103,082.72 × 2,855,442.94
  4. Step 4: Simplify right side
    5,146,544.14x = 20,282,447,405,060.00
  5. Step 5: Solve for x
    x = 20,282,447,405,060.00/5,146,544.14
  6. Step 6: Final answer
    x = 3,940,983.86

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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.