Home / 6,302,790.80-9,447,965.40-3,105,299.60

Finding the Fourth Proportional to 6,302,790.80, 9,447,965.40 and 3,105,299.60

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Solution

The fourth proportional to 6,302,790.80, 9,447,965.40 and 3,105,299.60 is: 4,654,884.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,302,790.80 : 9,447,965.40 = 3,105,299.60 : x
  2. Step 2: Convert to fraction form
    6,302,790.80/9,447,965.40 = 3,105,299.60/x
  3. Step 3: Cross multiply
    6,302,790.80x = 9,447,965.40 × 3,105,299.60
  4. Step 4: Simplify right side
    6,302,790.80x = 29,338,763,177,433.84
  5. Step 5: Solve for x
    x = 29,338,763,177,433.84/6,302,790.80
  6. Step 6: Final answer
    x = 4,654,884.50

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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.