Home / 19,404,812.20-29,107,218.30-11,846,540.20

Finding the Fourth Proportional to 19,404,812.20, 29,107,218.30 and 11,846,540.20

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Solution

The fourth proportional to 19,404,812.20, 29,107,218.30 and 11,846,540.20 is: 17,769,810.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,404,812.20 : 29,107,218.30 = 11,846,540.20 : x
  2. Step 2: Convert to fraction form
    19,404,812.20/29,107,218.30 = 11,846,540.20/x
  3. Step 3: Cross multiply
    19,404,812.20x = 29,107,218.30 × 11,846,540.20
  4. Step 4: Simplify right side
    19,404,812.20x = 344,819,831,701,125.62
  5. Step 5: Solve for x
    x = 344,819,831,701,125.62/19,404,812.20
  6. Step 6: Final answer
    x = 17,769,810.30

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Double scale
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Similar ratio
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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.