Home / 7,284,480.20-10,052,319.21-4,021,224.87

Finding the Fourth Proportional to 7,284,480.20, 10,052,319.21 and 4,021,224.87

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Solution

The fourth proportional to 7,284,480.20, 10,052,319.21 and 4,021,224.87 is: 5,549,144.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,284,480.20 : 10,052,319.21 = 4,021,224.87 : x
  2. Step 2: Convert to fraction form
    7,284,480.20/10,052,319.21 = 4,021,224.87/x
  3. Step 3: Cross multiply
    7,284,480.20x = 10,052,319.21 × 4,021,224.87
  4. Step 4: Simplify right side
    7,284,480.20x = 40,422,635,974,503.06
  5. Step 5: Solve for x
    x = 40,422,635,974,503.06/7,284,480.20
  6. Step 6: Final answer
    x = 5,549,144.87

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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.