Home / 10,936,019.20-16,404,028.80-7,744,748.80

Finding the Fourth Proportional to 10,936,019.20, 16,404,028.80 and 7,744,748.80

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Solution

The fourth proportional to 10,936,019.20, 16,404,028.80 and 7,744,748.80 is: 11,617,123.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,936,019.20 : 16,404,028.80 = 7,744,748.80 : x
  2. Step 2: Convert to fraction form
    10,936,019.20/16,404,028.80 = 7,744,748.80/x
  3. Step 3: Cross multiply
    10,936,019.20x = 16,404,028.80 × 7,744,748.80
  4. Step 4: Simplify right side
    10,936,019.20x = 127,045,082,363,965.44
  5. Step 5: Solve for x
    x = 127,045,082,363,965.44/10,936,019.20
  6. Step 6: Final answer
    x = 11,617,123.20

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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.