Home / 13,418,372.00-20,108,936.54-6,113,980.78

Finding the Fourth Proportional to 13,418,372.00, 20,108,936.54 and 6,113,980.78

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Solution

The fourth proportional to 13,418,372.00, 20,108,936.54 and 6,113,980.78 is: 9,162,486.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,418,372.00 : 20,108,936.54 = 6,113,980.78 : x
  2. Step 2: Convert to fraction form
    13,418,372.00/20,108,936.54 = 6,113,980.78/x
  3. Step 3: Cross multiply
    13,418,372.00x = 20,108,936.54 × 6,113,980.78
  4. Step 4: Simplify right side
    13,418,372.00x = 122,945,651,488,276.02
  5. Step 5: Solve for x
    x = 122,945,651,488,276.02/13,418,372.00
  6. Step 6: Final answer
    x = 9,162,486.44

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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.