Home / 20,185,993.88-27,856,316.07-11,483,981.00

Finding the Fourth Proportional to 20,185,993.88, 27,856,316.07 and 11,483,981.00

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Solution

The fourth proportional to 20,185,993.88, 27,856,316.07 and 11,483,981.00 is: 15,847,691.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,185,993.88 : 27,856,316.07 = 11,483,981.00 : x
  2. Step 2: Convert to fraction form
    20,185,993.88/27,856,316.07 = 11,483,981.00/x
  3. Step 3: Cross multiply
    20,185,993.88x = 27,856,316.07 × 11,483,981.00
  4. Step 4: Simplify right side
    20,185,993.88x = 319,901,404,338,593.06
  5. Step 5: Solve for x
    x = 319,901,404,338,593.06/20,185,993.88
  6. Step 6: Final answer
    x = 15,847,691.54

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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.