Home / 4,270,005.32-6,420,371.67-3,937,118.42

Finding the Fourth Proportional to 4,270,005.32, 6,420,371.67 and 3,937,118.42

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Solution

The fourth proportional to 4,270,005.32, 6,420,371.67 and 3,937,118.42 is: 5,919,843.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,270,005.32 : 6,420,371.67 = 3,937,118.42 : x
  2. Step 2: Convert to fraction form
    4,270,005.32/6,420,371.67 = 3,937,118.42/x
  3. Step 3: Cross multiply
    4,270,005.32x = 6,420,371.67 × 3,937,118.42
  4. Step 4: Simplify right side
    4,270,005.32x = 25,277,763,565,203.16
  5. Step 5: Solve for x
    x = 25,277,763,565,203.16/4,270,005.32
  6. Step 6: Final answer
    x = 5,919,843.58

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.