Home / 6,302,786.80-9,447,959.40-3,105,295.60

Finding the Fourth Proportional to 6,302,786.80, 9,447,959.40 and 3,105,295.60

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Solution

The fourth proportional to 6,302,786.80, 9,447,959.40 and 3,105,295.60 is: 4,654,878.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,302,786.80 : 9,447,959.40 = 3,105,295.60 : x
  2. Step 2: Convert to fraction form
    6,302,786.80/9,447,959.40 = 3,105,295.60/x
  3. Step 3: Cross multiply
    6,302,786.80x = 9,447,959.40 × 3,105,295.60
  4. Step 4: Simplify right side
    6,302,786.80x = 29,338,706,753,798.64
  5. Step 5: Solve for x
    x = 29,338,706,753,798.64/6,302,786.80
  6. Step 6: Final answer
    x = 4,654,878.50

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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.