Home / 22,199,404.20-33,263,336.70-12,586,194.60

Finding the Fourth Proportional to 22,199,404.20, 33,263,336.70 and 12,586,194.60

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Solution

The fourth proportional to 22,199,404.20, 33,263,336.70 and 12,586,194.60 is: 18,859,011.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,199,404.20 : 33,263,336.70 = 12,586,194.60 : x
  2. Step 2: Convert to fraction form
    22,199,404.20/33,263,336.70 = 12,586,194.60/x
  3. Step 3: Cross multiply
    22,199,404.20x = 33,263,336.70 × 12,586,194.60
  4. Step 4: Simplify right side
    22,199,404.20x = 418,658,828,751,521.81
  5. Step 5: Solve for x
    x = 418,658,828,751,521.81/22,199,404.20
  6. Step 6: Final answer
    x = 18,859,011.93

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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.