Home / 13,165,470.85-18,169,717.32-7,583,910.27

Finding the Fourth Proportional to 13,165,470.85, 18,169,717.32 and 7,583,910.27

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Solution

The fourth proportional to 13,165,470.85, 18,169,717.32 and 7,583,910.27 is: 10,466,583.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,165,470.85 : 18,169,717.32 = 7,583,910.27 : x
  2. Step 2: Convert to fraction form
    13,165,470.85/18,169,717.32 = 7,583,910.27/x
  3. Step 3: Cross multiply
    13,165,470.85x = 18,169,717.32 × 7,583,910.27
  4. Step 4: Simplify right side
    13,165,470.85x = 137,797,505,786,144.88
  5. Step 5: Solve for x
    x = 137,797,505,786,144.88/13,165,470.85
  6. Step 6: Final answer
    x = 10,466,583.94

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.