Home / 5,665,353.89-7,817,943.83-3,217,957.29

Finding the Fourth Proportional to 5,665,353.89, 7,817,943.83 and 3,217,957.29

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Solution

The fourth proportional to 5,665,353.89, 7,817,943.83 and 3,217,957.29 is: 4,440,642.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,665,353.89 : 7,817,943.83 = 3,217,957.29 : x
  2. Step 2: Convert to fraction form
    5,665,353.89/7,817,943.83 = 3,217,957.29/x
  3. Step 3: Cross multiply
    5,665,353.89x = 7,817,943.83 × 3,217,957.29
  4. Step 4: Simplify right side
    5,665,353.89x = 25,157,809,324,469.23
  5. Step 5: Solve for x
    x = 25,157,809,324,469.23/5,665,353.89
  6. Step 6: Final answer
    x = 4,440,642.16

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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.