Home / 13,916,422.82-20,853,328.73-5,824,993.02

Finding the Fourth Proportional to 13,916,422.82, 20,853,328.73 and 5,824,993.02

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Solution

The fourth proportional to 13,916,422.82, 20,853,328.73 and 5,824,993.02 is: 8,728,571.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,916,422.82 : 20,853,328.73 = 5,824,993.02 : x
  2. Step 2: Convert to fraction form
    13,916,422.82/20,853,328.73 = 5,824,993.02/x
  3. Step 3: Cross multiply
    13,916,422.82x = 20,853,328.73 × 5,824,993.02
  4. Step 4: Simplify right side
    13,916,422.82x = 121,470,494,266,890.50
  5. Step 5: Solve for x
    x = 121,470,494,266,890.50/13,916,422.82
  6. Step 6: Final answer
    x = 8,728,571.69

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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.