Home / 11,920,137.32-17,882,871.38-4,347,103.08

Finding the Fourth Proportional to 11,920,137.32, 17,882,871.38 and 4,347,103.08

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Solution

The fourth proportional to 11,920,137.32, 17,882,871.38 and 4,347,103.08 is: 6,521,626.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,920,137.32 : 17,882,871.38 = 4,347,103.08 : x
  2. Step 2: Convert to fraction form
    11,920,137.32/17,882,871.38 = 4,347,103.08/x
  3. Step 3: Cross multiply
    11,920,137.32x = 17,882,871.38 × 4,347,103.08
  4. Step 4: Simplify right side
    11,920,137.32x = 77,738,685,255,241.84
  5. Step 5: Solve for x
    x = 77,738,685,255,241.84/11,920,137.32
  6. Step 6: Final answer
    x = 6,521,626.65

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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.