Home / 10,656,911.36-15,981,576.24-3,082,309.76

Finding the Fourth Proportional to 10,656,911.36, 15,981,576.24 and 3,082,309.76

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Solution

The fourth proportional to 10,656,911.36, 15,981,576.24 and 3,082,309.76 is: 4,622,368.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,656,911.36 : 15,981,576.24 = 3,082,309.76 : x
  2. Step 2: Convert to fraction form
    10,656,911.36/15,981,576.24 = 3,082,309.76/x
  3. Step 3: Cross multiply
    10,656,911.36x = 15,981,576.24 × 3,082,309.76
  4. Step 4: Simplify right side
    10,656,911.36x = 49,260,168,424,736.10
  5. Step 5: Solve for x
    x = 49,260,168,424,736.10/10,656,911.36
  6. Step 6: Final answer
    x = 4,622,368.22

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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.