Home / 13,892,996.83-20,837,603.49-3,656,999.38

Finding the Fourth Proportional to 13,892,996.83, 20,837,603.49 and 3,656,999.38

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Solution

The fourth proportional to 13,892,996.83, 20,837,603.49 and 3,656,999.38 is: 5,485,001.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,892,996.83 : 20,837,603.49 = 3,656,999.38 : x
  2. Step 2: Convert to fraction form
    13,892,996.83/20,837,603.49 = 3,656,999.38/x
  3. Step 3: Cross multiply
    13,892,996.83x = 20,837,603.49 × 3,656,999.38
  4. Step 4: Simplify right side
    13,892,996.83x = 76,203,103,043,615.83
  5. Step 5: Solve for x
    x = 76,203,103,043,615.83/13,892,996.83
  6. Step 6: Final answer
    x = 5,485,001.11

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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.