Home / 27,483,496.21-37,941,949.44-21,190,278.64

Finding the Fourth Proportional to 27,483,496.21, 37,941,949.44 and 21,190,278.64

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Solution

The fourth proportional to 27,483,496.21, 37,941,949.44 and 21,190,278.64 is: 29,253,937.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,483,496.21 : 37,941,949.44 = 21,190,278.64 : x
  2. Step 2: Convert to fraction form
    27,483,496.21/37,941,949.44 = 21,190,278.64/x
  3. Step 3: Cross multiply
    27,483,496.21x = 37,941,949.44 × 21,190,278.64
  4. Step 4: Simplify right side
    27,483,496.21x = 804,000,480,778,391.88
  5. Step 5: Solve for x
    x = 804,000,480,778,391.88/27,483,496.21
  6. Step 6: Final answer
    x = 29,253,937.51

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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.