Home / 8,605,178.53-12,904,759.96-2,538,299.75

Finding the Fourth Proportional to 8,605,178.53, 12,904,759.96 and 2,538,299.75

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Solution

The fourth proportional to 8,605,178.53, 12,904,759.96 and 2,538,299.75 is: 3,806,562.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,605,178.53 : 12,904,759.96 = 2,538,299.75 : x
  2. Step 2: Convert to fraction form
    8,605,178.53/12,904,759.96 = 2,538,299.75/x
  3. Step 3: Cross multiply
    8,605,178.53x = 12,904,759.96 × 2,538,299.75
  4. Step 4: Simplify right side
    8,605,178.53x = 32,756,148,909,408.46
  5. Step 5: Solve for x
    x = 32,756,148,909,408.46/8,605,178.53
  6. Step 6: Final answer
    x = 3,806,562.39

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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.