Home / 13,841,494.60-20,756,021.10-5,318,998.60

Finding the Fourth Proportional to 13,841,494.60, 20,756,021.10 and 5,318,998.60

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Solution

The fourth proportional to 13,841,494.60, 20,756,021.10 and 5,318,998.60 is: 7,976,107.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,841,494.60 : 20,756,021.10 = 5,318,998.60 : x
  2. Step 2: Convert to fraction form
    13,841,494.60/20,756,021.10 = 5,318,998.60/x
  3. Step 3: Cross multiply
    13,841,494.60x = 20,756,021.10 × 5,318,998.60
  4. Step 4: Simplify right side
    13,841,494.60x = 110,401,247,172,470.45
  5. Step 5: Solve for x
    x = 110,401,247,172,470.45/13,841,494.60
  6. Step 6: Final answer
    x = 7,976,107.38

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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.