Home / 10,667,512.78-14,721,167.68-5,772,734.96

Finding the Fourth Proportional to 10,667,512.78, 14,721,167.68 and 5,772,734.96

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Solution

The fourth proportional to 10,667,512.78, 14,721,167.68 and 5,772,734.96 is: 7,966,374.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,667,512.78 : 14,721,167.68 = 5,772,734.96 : x
  2. Step 2: Convert to fraction form
    10,667,512.78/14,721,167.68 = 5,772,734.96/x
  3. Step 3: Cross multiply
    10,667,512.78x = 14,721,167.68 × 5,772,734.96
  4. Step 4: Simplify right side
    10,667,512.78x = 84,981,399,230,320.42
  5. Step 5: Solve for x
    x = 84,981,399,230,320.42/10,667,512.78
  6. Step 6: Final answer
    x = 7,966,374.26

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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.