Home / 12,341,232.70-18,511,849.05-5,963,940.70

Finding the Fourth Proportional to 12,341,232.70, 18,511,849.05 and 5,963,940.70

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Solution

The fourth proportional to 12,341,232.70, 18,511,849.05 and 5,963,940.70 is: 8,945,911.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,341,232.70 : 18,511,849.05 = 5,963,940.70 : x
  2. Step 2: Convert to fraction form
    12,341,232.70/18,511,849.05 = 5,963,940.70/x
  3. Step 3: Cross multiply
    12,341,232.70x = 18,511,849.05 × 5,963,940.70
  4. Step 4: Simplify right side
    12,341,232.70x = 110,403,569,981,551.34
  5. Step 5: Solve for x
    x = 110,403,569,981,551.34/12,341,232.70
  6. Step 6: Final answer
    x = 8,945,911.05

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Similar ratio
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1.5x scale

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.