Home / 20,169,751.80-30,250,691.10-6,706,579.80

Finding the Fourth Proportional to 20,169,751.80, 30,250,691.10 and 6,706,579.80

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Solution

The fourth proportional to 20,169,751.80, 30,250,691.10 and 6,706,579.80 is: 10,058,560.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,169,751.80 : 30,250,691.10 = 6,706,579.80 : x
  2. Step 2: Convert to fraction form
    20,169,751.80/30,250,691.10 = 6,706,579.80/x
  3. Step 3: Cross multiply
    20,169,751.80x = 30,250,691.10 × 6,706,579.80
  4. Step 4: Simplify right side
    20,169,751.80x = 202,878,673,867,299.78
  5. Step 5: Solve for x
    x = 202,878,673,867,299.78/20,169,751.80
  6. Step 6: Final answer
    x = 10,058,560.75

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.