Home / 11,868,938.91-17,801,964.54-5,048,254.53

Finding the Fourth Proportional to 11,868,938.91, 17,801,964.54 and 5,048,254.53

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Solution

The fourth proportional to 11,868,938.91, 17,801,964.54 and 5,048,254.53 is: 7,571,767.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,868,938.91 : 17,801,964.54 = 5,048,254.53 : x
  2. Step 2: Convert to fraction form
    11,868,938.91/17,801,964.54 = 5,048,254.53/x
  3. Step 3: Cross multiply
    11,868,938.91x = 17,801,964.54 × 5,048,254.53
  4. Step 4: Simplify right side
    11,868,938.91x = 89,868,848,131,954.36
  5. Step 5: Solve for x
    x = 89,868,848,131,954.36/11,868,938.91
  6. Step 6: Final answer
    x = 7,571,767.69

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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.