Home / 10,945,722.80-16,420,139.40-3,371,898.80

Finding the Fourth Proportional to 10,945,722.80, 16,420,139.40 and 3,371,898.80

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Solution

The fourth proportional to 10,945,722.80, 16,420,139.40 and 3,371,898.80 is: 5,058,327.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,945,722.80 : 16,420,139.40 = 3,371,898.80 : x
  2. Step 2: Convert to fraction form
    10,945,722.80/16,420,139.40 = 3,371,898.80/x
  3. Step 3: Cross multiply
    10,945,722.80x = 16,420,139.40 × 3,371,898.80
  4. Step 4: Simplify right side
    10,945,722.80x = 55,367,048,338,692.72
  5. Step 5: Solve for x
    x = 55,367,048,338,692.72/10,945,722.80
  6. Step 6: Final answer
    x = 5,058,327.29

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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.