Home / 7,284,476.82-10,052,314.56-4,021,221.49

Finding the Fourth Proportional to 7,284,476.82, 10,052,314.56 and 4,021,221.49

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Solution

The fourth proportional to 7,284,476.82, 10,052,314.56 and 4,021,221.49 is: 5,549,140.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,284,476.82 : 10,052,314.56 = 4,021,221.49 : x
  2. Step 2: Convert to fraction form
    7,284,476.82/10,052,314.56 = 4,021,221.49/x
  3. Step 3: Cross multiply
    7,284,476.82x = 10,052,314.56 × 4,021,221.49
  4. Step 4: Simplify right side
    7,284,476.82x = 40,422,583,353,013.68
  5. Step 5: Solve for x
    x = 40,422,583,353,013.68/7,284,476.82
  6. Step 6: Final answer
    x = 5,549,140.23

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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.