Home / 14,008,650.90-21,012,976.35-3,911,255.70

Finding the Fourth Proportional to 14,008,650.90, 21,012,976.35 and 3,911,255.70

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Solution

The fourth proportional to 14,008,650.90, 21,012,976.35 and 3,911,255.70 is: 5,866,883.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,008,650.90 : 21,012,976.35 = 3,911,255.70 : x
  2. Step 2: Convert to fraction form
    14,008,650.90/21,012,976.35 = 3,911,255.70/x
  3. Step 3: Cross multiply
    14,008,650.90x = 21,012,976.35 × 3,911,255.70
  4. Step 4: Simplify right side
    14,008,650.90x = 82,187,123,522,902.70
  5. Step 5: Solve for x
    x = 82,187,123,522,902.70/14,008,650.90
  6. Step 6: Final answer
    x = 5,866,883.55

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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.