Home / 12,384,083.85-18,576,125.78-4,294,370.85

Finding the Fourth Proportional to 12,384,083.85, 18,576,125.78 and 4,294,370.85

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Solution

The fourth proportional to 12,384,083.85, 18,576,125.78 and 4,294,370.85 is: 6,441,556.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,384,083.85 : 18,576,125.78 = 4,294,370.85 : x
  2. Step 2: Convert to fraction form
    12,384,083.85/18,576,125.78 = 4,294,370.85/x
  3. Step 3: Cross multiply
    12,384,083.85x = 18,576,125.78 × 4,294,370.85
  4. Step 4: Simplify right side
    12,384,083.85x = 79,772,773,034,093.64
  5. Step 5: Solve for x
    x = 79,772,773,034,093.64/12,384,083.85
  6. Step 6: Final answer
    x = 6,441,556.28

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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.