Home / 10,367,645.79-15,551,692.83-3,179,020.53

Finding the Fourth Proportional to 10,367,645.79, 15,551,692.83 and 3,179,020.53

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Solution

The fourth proportional to 10,367,645.79, 15,551,692.83 and 3,179,020.53 is: 4,768,599.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,367,645.79 : 15,551,692.83 = 3,179,020.53 : x
  2. Step 2: Convert to fraction form
    10,367,645.79/15,551,692.83 = 3,179,020.53/x
  3. Step 3: Cross multiply
    10,367,645.79x = 15,551,692.83 × 3,179,020.53
  4. Step 4: Simplify right side
    10,367,645.79x = 49,439,150,782,823.80
  5. Step 5: Solve for x
    x = 49,439,150,782,823.80/10,367,645.79
  6. Step 6: Final answer
    x = 4,768,599.52

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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.