Home / 10,617,651.54-14,618,800.14-9,647,886.56

Finding the Fourth Proportional to 10,617,651.54, 14,618,800.14 and 9,647,886.56

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Solution

The fourth proportional to 10,617,651.54, 14,618,800.14 and 9,647,886.56 is: 13,283,589.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,617,651.54 : 14,618,800.14 = 9,647,886.56 : x
  2. Step 2: Convert to fraction form
    10,617,651.54/14,618,800.14 = 9,647,886.56/x
  3. Step 3: Cross multiply
    10,617,651.54x = 14,618,800.14 × 9,647,886.56
  4. Step 4: Simplify right side
    10,617,651.54x = 141,040,525,394,032.12
  5. Step 5: Solve for x
    x = 141,040,525,394,032.12/10,617,651.54
  6. Step 6: Final answer
    x = 13,283,589.58

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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.