Home / 27,785,345.72-41,716,194.78-14,147,654.36

Finding the Fourth Proportional to 27,785,345.72, 41,716,194.78 and 14,147,654.36

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Solution

The fourth proportional to 27,785,345.72, 41,716,194.78 and 14,147,654.36 is: 21,240,919.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,785,345.72 : 41,716,194.78 = 14,147,654.36 : x
  2. Step 2: Convert to fraction form
    27,785,345.72/41,716,194.78 = 14,147,654.36/x
  3. Step 3: Cross multiply
    27,785,345.72x = 41,716,194.78 × 14,147,654.36
  4. Step 4: Simplify right side
    27,785,345.72x = 590,186,304,961,876.25
  5. Step 5: Solve for x
    x = 590,186,304,961,876.25/27,785,345.72
  6. Step 6: Final answer
    x = 21,240,919.98

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.