Home / 7,650,128.56-11,476,033.56-3,812,916.97

Finding the Fourth Proportional to 7,650,128.56, 11,476,033.56 and 3,812,916.97

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Solution

The fourth proportional to 7,650,128.56, 11,476,033.56 and 3,812,916.97 is: 5,719,794.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,650,128.56 : 11,476,033.56 = 3,812,916.97 : x
  2. Step 2: Convert to fraction form
    7,650,128.56/11,476,033.56 = 3,812,916.97/x
  3. Step 3: Cross multiply
    7,650,128.56x = 11,476,033.56 × 3,812,916.97
  4. Step 4: Simplify right side
    7,650,128.56x = 43,757,163,090,148.93
  5. Step 5: Solve for x
    x = 43,757,163,090,148.93/7,650,128.56
  6. Step 6: Final answer
    x = 5,719,794.48

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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.