Home / 8,400,521.14-12,603,396.66-3,009,217.84

Finding the Fourth Proportional to 8,400,521.14, 12,603,396.66 and 3,009,217.84

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Solution

The fourth proportional to 8,400,521.14, 12,603,396.66 and 3,009,217.84 is: 4,514,763.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,400,521.14 : 12,603,396.66 = 3,009,217.84 : x
  2. Step 2: Convert to fraction form
    8,400,521.14/12,603,396.66 = 3,009,217.84/x
  3. Step 3: Cross multiply
    8,400,521.14x = 12,603,396.66 × 3,009,217.84
  4. Step 4: Simplify right side
    8,400,521.14x = 37,926,366,073,868.41
  5. Step 5: Solve for x
    x = 37,926,366,073,868.41/8,400,521.14
  6. Step 6: Final answer
    x = 4,514,763.48

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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.