Home / 5,638,315.62-7,780,875.51-3,059,996.37

Finding the Fourth Proportional to 5,638,315.62, 7,780,875.51 and 3,059,996.37

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Solution

The fourth proportional to 5,638,315.62, 7,780,875.51 and 3,059,996.37 is: 4,222,794.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,638,315.62 : 7,780,875.51 = 3,059,996.37 : x
  2. Step 2: Convert to fraction form
    5,638,315.62/7,780,875.51 = 3,059,996.37/x
  3. Step 3: Cross multiply
    5,638,315.62x = 7,780,875.51 × 3,059,996.37
  4. Step 4: Simplify right side
    5,638,315.62x = 23,809,450,816,021.90
  5. Step 5: Solve for x
    x = 23,809,450,816,021.90/5,638,315.62
  6. Step 6: Final answer
    x = 4,222,794.97

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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.