Home / 8,795,419.68-12,137,658.21-4,821,683.88

Finding the Fourth Proportional to 8,795,419.68, 12,137,658.21 and 4,821,683.88

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Solution

The fourth proportional to 8,795,419.68, 12,137,658.21 and 4,821,683.88 is: 6,653,912.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,795,419.68 : 12,137,658.21 = 4,821,683.88 : x
  2. Step 2: Convert to fraction form
    8,795,419.68/12,137,658.21 = 4,821,683.88/x
  3. Step 3: Cross multiply
    8,795,419.68x = 12,137,658.21 × 4,821,683.88
  4. Step 4: Simplify right side
    8,795,419.68x = 58,523,950,932,106.66
  5. Step 5: Solve for x
    x = 58,523,950,932,106.66/8,795,419.68
  6. Step 6: Final answer
    x = 6,653,912.27

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.