Home / 9,558,637.62-13,190,921.28-5,207,723.82

Finding the Fourth Proportional to 9,558,637.62, 13,190,921.28 and 5,207,723.82

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Solution

The fourth proportional to 9,558,637.62, 13,190,921.28 and 5,207,723.82 is: 7,186,659.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,558,637.62 : 13,190,921.28 = 5,207,723.82 : x
  2. Step 2: Convert to fraction form
    9,558,637.62/13,190,921.28 = 5,207,723.82/x
  3. Step 3: Cross multiply
    9,558,637.62x = 13,190,921.28 × 5,207,723.82
  4. Step 4: Simplify right side
    9,558,637.62x = 68,694,674,957,600.89
  5. Step 5: Solve for x
    x = 68,694,674,957,600.89/9,558,637.62
  6. Step 6: Final answer
    x = 7,186,659.61

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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.