Home / 20,049,251.52-27,667,994.40-10,881,894.72

Finding the Fourth Proportional to 20,049,251.52, 27,667,994.40 and 10,881,894.72

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Solution

The fourth proportional to 20,049,251.52, 27,667,994.40 and 10,881,894.72 is: 15,017,029.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,049,251.52 : 27,667,994.40 = 10,881,894.72 : x
  2. Step 2: Convert to fraction form
    20,049,251.52/27,667,994.40 = 10,881,894.72/x
  3. Step 3: Cross multiply
    20,049,251.52x = 27,667,994.40 × 10,881,894.72
  4. Step 4: Simplify right side
    20,049,251.52x = 301,080,202,174,349.56
  5. Step 5: Solve for x
    x = 301,080,202,174,349.56/20,049,251.52
  6. Step 6: Final answer
    x = 15,017,029.53

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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.