Home / 7,788,249.20-11,682,373.80-2,738,903.60

Finding the Fourth Proportional to 7,788,249.20, 11,682,373.80 and 2,738,903.60

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Solution

The fourth proportional to 7,788,249.20, 11,682,373.80 and 2,738,903.60 is: 4,108,355.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,788,249.20 : 11,682,373.80 = 2,738,903.60 : x
  2. Step 2: Convert to fraction form
    7,788,249.20/11,682,373.80 = 2,738,903.60/x
  3. Step 3: Cross multiply
    7,788,249.20x = 11,682,373.80 × 2,738,903.60
  4. Step 4: Simplify right side
    7,788,249.20x = 31,996,895,657,365.68
  5. Step 5: Solve for x
    x = 31,996,895,657,365.68/7,788,249.20
  6. Step 6: Final answer
    x = 4,108,355.40

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Why These Related Problems?

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