Home / 6,887,708.20-10,331,562.30-2,628,015.40

Finding the Fourth Proportional to 6,887,708.20, 10,331,562.30 and 2,628,015.40

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Solution

The fourth proportional to 6,887,708.20, 10,331,562.30 and 2,628,015.40 is: 3,942,023.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,887,708.20 : 10,331,562.30 = 2,628,015.40 : x
  2. Step 2: Convert to fraction form
    6,887,708.20/10,331,562.30 = 2,628,015.40/x
  3. Step 3: Cross multiply
    6,887,708.20x = 10,331,562.30 × 2,628,015.40
  4. Step 4: Simplify right side
    6,887,708.20x = 27,151,504,830,459.42
  5. Step 5: Solve for x
    x = 27,151,504,830,459.42/6,887,708.20
  6. Step 6: Final answer
    x = 3,942,023.10

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.