Home / 19,958,615.10-27,542,833.92-11,137,972.10

Finding the Fourth Proportional to 19,958,615.10, 27,542,833.92 and 11,137,972.10

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Solution

The fourth proportional to 19,958,615.10, 27,542,833.92 and 11,137,972.10 is: 15,370,370.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,958,615.10 : 27,542,833.92 = 11,137,972.10 : x
  2. Step 2: Convert to fraction form
    19,958,615.10/27,542,833.92 = 11,137,972.10/x
  3. Step 3: Cross multiply
    19,958,615.10x = 27,542,833.92 × 11,137,972.10
  4. Step 4: Simplify right side
    19,958,615.10x = 306,771,315,618,179.50
  5. Step 5: Solve for x
    x = 306,771,315,618,179.50/19,958,615.10
  6. Step 6: Final answer
    x = 15,370,370.84

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.