Home / 40,189,218.32-55,459,447.08-22,786,739.84

Finding the Fourth Proportional to 40,189,218.32, 55,459,447.08 and 22,786,739.84

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Solution

The fourth proportional to 40,189,218.32, 55,459,447.08 and 22,786,739.84 is: 31,444,751.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,189,218.32 : 55,459,447.08 = 22,786,739.84 : x
  2. Step 2: Convert to fraction form
    40,189,218.32/55,459,447.08 = 22,786,739.84/x
  3. Step 3: Cross multiply
    40,189,218.32x = 55,459,447.08 × 22,786,739.84
  4. Step 4: Simplify right side
    40,189,218.32x = 1,263,739,992,282,207.50
  5. Step 5: Solve for x
    x = 1,263,739,992,282,207.50/40,189,218.32
  6. Step 6: Final answer
    x = 31,444,751.73

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.