Home / 12,305,429.56-16,982,173.92-6,798,686.35

Finding the Fourth Proportional to 12,305,429.56, 16,982,173.92 and 6,798,686.35

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Solution

The fourth proportional to 12,305,429.56, 16,982,173.92 and 6,798,686.35 is: 9,382,563.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,305,429.56 : 16,982,173.92 = 6,798,686.35 : x
  2. Step 2: Convert to fraction form
    12,305,429.56/16,982,173.92 = 6,798,686.35/x
  3. Step 3: Cross multiply
    12,305,429.56x = 16,982,173.92 × 6,798,686.35
  4. Step 4: Simplify right side
    12,305,429.56x = 115,456,473,999,868.59
  5. Step 5: Solve for x
    x = 115,456,473,999,868.59/12,305,429.56
  6. Step 6: Final answer
    x = 9,382,563.48

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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.