Home / 13,007,610.72-17,949,795.84-7,206,046.44

Finding the Fourth Proportional to 13,007,610.72, 17,949,795.84 and 7,206,046.44

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Solution

The fourth proportional to 13,007,610.72, 17,949,795.84 and 7,206,046.44 is: 9,943,952.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,007,610.72 : 17,949,795.84 = 7,206,046.44 : x
  2. Step 2: Convert to fraction form
    13,007,610.72/17,949,795.84 = 7,206,046.44/x
  3. Step 3: Cross multiply
    13,007,610.72x = 17,949,795.84 × 7,206,046.44
  4. Step 4: Simplify right side
    13,007,610.72x = 129,347,062,411,558.81
  5. Step 5: Solve for x
    x = 129,347,062,411,558.81/13,007,610.72
  6. Step 6: Final answer
    x = 9,943,952.44

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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.