Home / 13,236,285.20-19,855,571.56-3,651,663.74

Finding the Fourth Proportional to 13,236,285.20, 19,855,571.56 and 3,651,663.74

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Solution

The fourth proportional to 13,236,285.20, 19,855,571.56 and 3,651,663.74 is: 5,477,811.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,236,285.20 : 19,855,571.56 = 3,651,663.74 : x
  2. Step 2: Convert to fraction form
    13,236,285.20/19,855,571.56 = 3,651,663.74/x
  3. Step 3: Cross multiply
    13,236,285.20x = 19,855,571.56 × 3,651,663.74
  4. Step 4: Simplify right side
    13,236,285.20x = 72,505,870,743,137.02
  5. Step 5: Solve for x
    x = 72,505,870,743,137.02/13,236,285.20
  6. Step 6: Final answer
    x = 5,477,811.16

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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.