Home / 11,321,818.10-16,982,727.15-7,542,682.10

Finding the Fourth Proportional to 11,321,818.10, 16,982,727.15 and 7,542,682.10

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Solution

The fourth proportional to 11,321,818.10, 16,982,727.15 and 7,542,682.10 is: 11,314,023.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,321,818.10 : 16,982,727.15 = 7,542,682.10 : x
  2. Step 2: Convert to fraction form
    11,321,818.10/16,982,727.15 = 7,542,682.10/x
  3. Step 3: Cross multiply
    11,321,818.10x = 16,982,727.15 × 7,542,682.10
  4. Step 4: Simplify right side
    11,321,818.10x = 128,095,312,083,489
  5. Step 5: Solve for x
    x = 128,095,312,083,489/11,321,818.10
  6. Step 6: Final answer
    x = 11,314,023.15

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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.