Home / 56,469,534.16-84,663,005.88-18,109,212.88

Finding the Fourth Proportional to 56,469,534.16, 84,663,005.88 and 18,109,212.88

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Solution

The fourth proportional to 56,469,534.16, 84,663,005.88 and 18,109,212.88 is: 27,150,576.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,469,534.16 : 84,663,005.88 = 18,109,212.88 : x
  2. Step 2: Convert to fraction form
    56,469,534.16/84,663,005.88 = 18,109,212.88/x
  3. Step 3: Cross multiply
    56,469,534.16x = 84,663,005.88 × 18,109,212.88
  4. Step 4: Simplify right side
    56,469,534.16x = 1,533,180,396,541,611.50
  5. Step 5: Solve for x
    x = 1,533,180,396,541,611.50/56,469,534.16
  6. Step 6: Final answer
    x = 27,150,576.31

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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.