Home / 9,728,310.30-13,424,604.36-5,318,263.54

Finding the Fourth Proportional to 9,728,310.30, 13,424,604.36 and 5,318,263.54

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Solution

The fourth proportional to 9,728,310.30, 13,424,604.36 and 5,318,263.54 is: 7,338,950.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,728,310.30 : 13,424,604.36 = 5,318,263.54 : x
  2. Step 2: Convert to fraction form
    9,728,310.30/13,424,604.36 = 5,318,263.54/x
  3. Step 3: Cross multiply
    9,728,310.30x = 13,424,604.36 × 5,318,263.54
  4. Step 4: Simplify right side
    9,728,310.30x = 71,395,583,906,713.03
  5. Step 5: Solve for x
    x = 71,395,583,906,713.03/9,728,310.30
  6. Step 6: Final answer
    x = 7,338,950.11

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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.