Home / 22,141,366.20-33,212,049.30-12,455,853.98

Finding the Fourth Proportional to 22,141,366.20, 33,212,049.30 and 12,455,853.98

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Solution

The fourth proportional to 22,141,366.20, 33,212,049.30 and 12,455,853.98 is: 18,683,780.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,141,366.20 : 33,212,049.30 = 12,455,853.98 : x
  2. Step 2: Convert to fraction form
    22,141,366.20/33,212,049.30 = 12,455,853.98/x
  3. Step 3: Cross multiply
    22,141,366.20x = 33,212,049.30 × 12,455,853.98
  4. Step 4: Simplify right side
    22,141,366.20x = 413,684,436,291,300.94
  5. Step 5: Solve for x
    x = 413,684,436,291,300.94/22,141,366.20
  6. Step 6: Final answer
    x = 18,683,780.96

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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.