Home / 13,916,422.57-20,853,328.35-5,824,992.77

Finding the Fourth Proportional to 13,916,422.57, 20,853,328.35 and 5,824,992.77

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Solution

The fourth proportional to 13,916,422.57, 20,853,328.35 and 5,824,992.77 is: 8,728,571.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,916,422.57 : 20,853,328.35 = 5,824,992.77 : x
  2. Step 2: Convert to fraction form
    13,916,422.57/20,853,328.35 = 5,824,992.77/x
  3. Step 3: Cross multiply
    13,916,422.57x = 20,853,328.35 × 5,824,992.77
  4. Step 4: Simplify right side
    13,916,422.57x = 121,470,486,869,186.03
  5. Step 5: Solve for x
    x = 121,470,486,869,186.03/13,916,422.57
  6. Step 6: Final answer
    x = 8,728,571.32

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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.