Home / 10,400,934.60-15,603,064.02-3,210,778.44

Finding the Fourth Proportional to 10,400,934.60, 15,603,064.02 and 3,210,778.44

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Solution

The fourth proportional to 10,400,934.60, 15,603,064.02 and 3,210,778.44 is: 4,816,680.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,400,934.60 : 15,603,064.02 = 3,210,778.44 : x
  2. Step 2: Convert to fraction form
    10,400,934.60/15,603,064.02 = 3,210,778.44/x
  3. Step 3: Cross multiply
    10,400,934.60x = 15,603,064.02 × 3,210,778.44
  4. Step 4: Simplify right side
    10,400,934.60x = 50,097,981,553,355.73
  5. Step 5: Solve for x
    x = 50,097,981,553,355.73/10,400,934.60
  6. Step 6: Final answer
    x = 4,816,680.76

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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.