Home / 13,992,944.79-19,310,001.48-7,797,855.18

Finding the Fourth Proportional to 13,992,944.79, 19,310,001.48 and 7,797,855.18

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Solution

The fourth proportional to 13,992,944.79, 19,310,001.48 and 7,797,855.18 is: 10,760,893.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,992,944.79 : 19,310,001.48 = 7,797,855.18 : x
  2. Step 2: Convert to fraction form
    13,992,944.79/19,310,001.48 = 7,797,855.18/x
  3. Step 3: Cross multiply
    13,992,944.79x = 19,310,001.48 × 7,797,855.18
  4. Step 4: Simplify right side
    13,992,944.79x = 150,576,595,066,625.66
  5. Step 5: Solve for x
    x = 150,576,595,066,625.66/13,992,944.79
  6. Step 6: Final answer
    x = 10,760,893.96

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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.