Home / 19,982,460.78-27,576,464.52-12,246,009.02

Finding the Fourth Proportional to 19,982,460.78, 27,576,464.52 and 12,246,009.02

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Solution

The fourth proportional to 19,982,460.78, 27,576,464.52 and 12,246,009.02 is: 16,899,902.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,982,460.78 : 27,576,464.52 = 12,246,009.02 : x
  2. Step 2: Convert to fraction form
    19,982,460.78/27,576,464.52 = 12,246,009.02/x
  3. Step 3: Cross multiply
    19,982,460.78x = 27,576,464.52 × 12,246,009.02
  4. Step 4: Simplify right side
    19,982,460.78x = 337,701,633,251,629.94
  5. Step 5: Solve for x
    x = 337,701,633,251,629.94/19,982,460.78
  6. Step 6: Final answer
    x = 16,899,902.22

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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.