Home / 13,442,913.90-20,164,370.85-4,467,465.90

Finding the Fourth Proportional to 13,442,913.90, 20,164,370.85 and 4,467,465.90

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Solution

The fourth proportional to 13,442,913.90, 20,164,370.85 and 4,467,465.90 is: 6,701,198.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,442,913.90 : 20,164,370.85 = 4,467,465.90 : x
  2. Step 2: Convert to fraction form
    13,442,913.90/20,164,370.85 = 4,467,465.90/x
  3. Step 3: Cross multiply
    13,442,913.90x = 20,164,370.85 × 4,467,465.90
  4. Step 4: Simplify right side
    13,442,913.90x = 90,083,639,167,329.03
  5. Step 5: Solve for x
    x = 90,083,639,167,329.03/13,442,913.90
  6. Step 6: Final answer
    x = 6,701,198.85

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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.