Home / 7,253,613.70-10,009,591.52-3,989,901.54

Finding the Fourth Proportional to 7,253,613.70, 10,009,591.52 and 3,989,901.54

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Solution

The fourth proportional to 7,253,613.70, 10,009,591.52 and 3,989,901.54 is: 5,505,846.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,253,613.70 : 10,009,591.52 = 3,989,901.54 : x
  2. Step 2: Convert to fraction form
    7,253,613.70/10,009,591.52 = 3,989,901.54/x
  3. Step 3: Cross multiply
    7,253,613.70x = 10,009,591.52 × 3,989,901.54
  4. Step 4: Simplify right side
    7,253,613.70x = 39,937,284,620,418.94
  5. Step 5: Solve for x
    x = 39,937,284,620,418.94/7,253,613.70
  6. Step 6: Final answer
    x = 5,505,846.64

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Why These Related Problems?

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