Home / 29,147,215.20-43,720,822.80-8,949,832.80

Finding the Fourth Proportional to 29,147,215.20, 43,720,822.80 and 8,949,832.80

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Solution

The fourth proportional to 29,147,215.20, 43,720,822.80 and 8,949,832.80 is: 13,424,749.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,147,215.20 : 43,720,822.80 = 8,949,832.80 : x
  2. Step 2: Convert to fraction form
    29,147,215.20/43,720,822.80 = 8,949,832.80/x
  3. Step 3: Cross multiply
    29,147,215.20x = 43,720,822.80 × 8,949,832.80
  4. Step 4: Simplify right side
    29,147,215.20x = 391,294,053,938,427.88
  5. Step 5: Solve for x
    x = 391,294,053,938,427.88/29,147,215.20
  6. Step 6: Final answer
    x = 13,424,749.20

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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.