Home / 5,078,979.67-7,615,229-3,347,850.98

Finding the Fourth Proportional to 5,078,979.67, 7,615,229 and 3,347,850.98

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Solution

The fourth proportional to 5,078,979.67, 7,615,229 and 3,347,850.98 is: 5,019,640.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,078,979.67 : 7,615,229 = 3,347,850.98 : x
  2. Step 2: Convert to fraction form
    5,078,979.67/7,615,229 = 3,347,850.98/x
  3. Step 3: Cross multiply
    5,078,979.67x = 7,615,229 × 3,347,850.98
  4. Step 4: Simplify right side
    5,078,979.67x = 25,494,651,870,574.42
  5. Step 5: Solve for x
    x = 25,494,651,870,574.42/5,078,979.67
  6. Step 6: Final answer
    x = 5,019,640.46

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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.