Home / 5,531,270.09-8,297,759.88-1,887,146.71

Finding the Fourth Proportional to 5,531,270.09, 8,297,759.88 and 1,887,146.71

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Solution

The fourth proportional to 5,531,270.09, 8,297,759.88 and 1,887,146.71 is: 2,831,011.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,531,270.09 : 8,297,759.88 = 1,887,146.71 : x
  2. Step 2: Convert to fraction form
    5,531,270.09/8,297,759.88 = 1,887,146.71/x
  3. Step 3: Cross multiply
    5,531,270.09x = 8,297,759.88 × 1,887,146.71
  4. Step 4: Simplify right side
    5,531,270.09x = 15,659,090,237,167.60
  5. Step 5: Solve for x
    x = 15,659,090,237,167.60/5,531,270.09
  6. Step 6: Final answer
    x = 2,831,011.68

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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.