Home / 19,760,840-27,269,959.21-10,716,872

Finding the Fourth Proportional to 19,760,840, 27,269,959.21 and 10,716,872

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Solution

The fourth proportional to 19,760,840, 27,269,959.21 and 10,716,872 is: 14,789,283.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,760,840 : 27,269,959.21 = 10,716,872 : x
  2. Step 2: Convert to fraction form
    19,760,840/27,269,959.21 = 10,716,872/x
  3. Step 3: Cross multiply
    19,760,840x = 27,269,959.21 × 10,716,872
  4. Step 4: Simplify right side
    19,760,840x = 292,248,662,298,791.12
  5. Step 5: Solve for x
    x = 292,248,662,298,791.12/19,760,840
  6. Step 6: Final answer
    x = 14,789,283.37

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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.