Home / 7,990,879.03-11,027,144.59-5,052,277.90

Finding the Fourth Proportional to 7,990,879.03, 11,027,144.59 and 5,052,277.90

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Solution

The fourth proportional to 7,990,879.03, 11,027,144.59 and 5,052,277.90 is: 6,971,973.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,990,879.03 : 11,027,144.59 = 5,052,277.90 : x
  2. Step 2: Convert to fraction form
    7,990,879.03/11,027,144.59 = 5,052,277.90/x
  3. Step 3: Cross multiply
    7,990,879.03x = 11,027,144.59 × 5,052,277.90
  4. Step 4: Simplify right side
    7,990,879.03x = 55,712,198,913,314.80
  5. Step 5: Solve for x
    x = 55,712,198,913,314.80/7,990,879.03
  6. Step 6: Final answer
    x = 6,971,973.76

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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.