Home / 7,766,914.00-11,651,568.10-2,648,146.80

Finding the Fourth Proportional to 7,766,914.00, 11,651,568.10 and 2,648,146.80

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Solution

The fourth proportional to 7,766,914.00, 11,651,568.10 and 2,648,146.80 is: 3,972,628.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,766,914.00 : 11,651,568.10 = 2,648,146.80 : x
  2. Step 2: Convert to fraction form
    7,766,914.00/11,651,568.10 = 2,648,146.80/x
  3. Step 3: Cross multiply
    7,766,914.00x = 11,651,568.10 × 2,648,146.80
  4. Step 4: Simplify right side
    7,766,914.00x = 30,855,062,807,132.77
  5. Step 5: Solve for x
    x = 30,855,062,807,132.77/7,766,914.00
  6. Step 6: Final answer
    x = 3,972,628.36

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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.