Home / 10,918,829.70-16,378,244.55-3,729,285.90

Finding the Fourth Proportional to 10,918,829.70, 16,378,244.55 and 3,729,285.90

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Solution

The fourth proportional to 10,918,829.70, 16,378,244.55 and 3,729,285.90 is: 5,593,928.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,918,829.70 : 16,378,244.55 = 3,729,285.90 : x
  2. Step 2: Convert to fraction form
    10,918,829.70/16,378,244.55 = 3,729,285.90/x
  3. Step 3: Cross multiply
    10,918,829.70x = 16,378,244.55 × 3,729,285.90
  4. Step 4: Simplify right side
    10,918,829.70x = 61,079,156,467,066.84
  5. Step 5: Solve for x
    x = 61,079,156,467,066.84/10,918,829.70
  6. Step 6: Final answer
    x = 5,593,928.85

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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.