Home / 20,264,845.14-27,965,276.46-10,972,255.32

Finding the Fourth Proportional to 20,264,845.14, 27,965,276.46 and 10,972,255.32

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Solution

The fourth proportional to 20,264,845.14, 27,965,276.46 and 10,972,255.32 is: 15,141,598.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,264,845.14 : 27,965,276.46 = 10,972,255.32 : x
  2. Step 2: Convert to fraction form
    20,264,845.14/27,965,276.46 = 10,972,255.32/x
  3. Step 3: Cross multiply
    20,264,845.14x = 27,965,276.46 × 10,972,255.32
  4. Step 4: Simplify right side
    20,264,845.14x = 306,842,153,413,505.81
  5. Step 5: Solve for x
    x = 306,842,153,413,505.81/20,264,845.14
  6. Step 6: Final answer
    x = 15,141,598.73

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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.