Home / 7,639,153.89-11,458,564.37-3,593,399.20

Finding the Fourth Proportional to 7,639,153.89, 11,458,564.37 and 3,593,399.20

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Solution

The fourth proportional to 7,639,153.89, 11,458,564.37 and 3,593,399.20 is: 5,390,020.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,639,153.89 : 11,458,564.37 = 3,593,399.20 : x
  2. Step 2: Convert to fraction form
    7,639,153.89/11,458,564.37 = 3,593,399.20/x
  3. Step 3: Cross multiply
    7,639,153.89x = 11,458,564.37 × 3,593,399.20
  4. Step 4: Simplify right side
    7,639,153.89x = 41,175,196,040,306.50
  5. Step 5: Solve for x
    x = 41,175,196,040,306.50/7,639,153.89
  6. Step 6: Final answer
    x = 5,390,020.50

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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.