Home / 10,018,209-15,029,759.28-3,194,782.44

Finding the Fourth Proportional to 10,018,209, 15,029,759.28 and 3,194,782.44

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Solution

The fourth proportional to 10,018,209, 15,029,759.28 and 3,194,782.44 is: 4,792,953.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,018,209 : 15,029,759.28 = 3,194,782.44 : x
  2. Step 2: Convert to fraction form
    10,018,209/15,029,759.28 = 3,194,782.44/x
  3. Step 3: Cross multiply
    10,018,209x = 15,029,759.28 × 3,194,782.44
  4. Step 4: Simplify right side
    10,018,209x = 48,016,811,025,171.04
  5. Step 5: Solve for x
    x = 48,016,811,025,171.04/10,018,209
  6. Step 6: Final answer
    x = 4,792,953.61

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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.