Home / 13,807,991.16-20,712,817.09-4,223,452.73

Finding the Fourth Proportional to 13,807,991.16, 20,712,817.09 and 4,223,452.73

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Solution

The fourth proportional to 13,807,991.16, 20,712,817.09 and 4,223,452.73 is: 6,335,433.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,807,991.16 : 20,712,817.09 = 4,223,452.73 : x
  2. Step 2: Convert to fraction form
    13,807,991.16/20,712,817.09 = 4,223,452.73/x
  3. Step 3: Cross multiply
    13,807,991.16x = 20,712,817.09 × 4,223,452.73
  4. Step 4: Simplify right side
    13,807,991.16x = 87,479,603,786,466.38
  5. Step 5: Solve for x
    x = 87,479,603,786,466.38/13,807,991.16
  6. Step 6: Final answer
    x = 6,335,433.07

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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.