Home / 7,871,052.45-10,861,575.25-4,338,694.62

Finding the Fourth Proportional to 7,871,052.45, 10,861,575.25 and 4,338,694.62

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Solution

The fourth proportional to 7,871,052.45, 10,861,575.25 and 4,338,694.62 is: 5,987,135.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,871,052.45 : 10,861,575.25 = 4,338,694.62 : x
  2. Step 2: Convert to fraction form
    7,871,052.45/10,861,575.25 = 4,338,694.62/x
  3. Step 3: Cross multiply
    7,871,052.45x = 10,861,575.25 × 4,338,694.62
  4. Step 4: Simplify right side
    7,871,052.45x = 47,125,058,167,902.91
  5. Step 5: Solve for x
    x = 47,125,058,167,902.91/7,871,052.45
  6. Step 6: Final answer
    x = 5,987,135.58

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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.