Home / 45,747,479.70-68,620,782.15-11,204,033.40

Finding the Fourth Proportional to 45,747,479.70, 68,620,782.15 and 11,204,033.40

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Solution

The fourth proportional to 45,747,479.70, 68,620,782.15 and 11,204,033.40 is: 16,805,942.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,747,479.70 : 68,620,782.15 = 11,204,033.40 : x
  2. Step 2: Convert to fraction form
    45,747,479.70/68,620,782.15 = 11,204,033.40/x
  3. Step 3: Cross multiply
    45,747,479.70x = 68,620,782.15 × 11,204,033.40
  4. Step 4: Simplify right side
    45,747,479.70x = 768,829,535,142,723.88
  5. Step 5: Solve for x
    x = 768,829,535,142,723.88/45,747,479.70
  6. Step 6: Final answer
    x = 16,805,942.98

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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.