Home / 55,542,753.88-83,319,606.54-19,146,352.64

Finding the Fourth Proportional to 55,542,753.88, 83,319,606.54 and 19,146,352.64

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Solution

The fourth proportional to 55,542,753.88, 83,319,606.54 and 19,146,352.64 is: 28,721,416.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,542,753.88 : 83,319,606.54 = 19,146,352.64 : x
  2. Step 2: Convert to fraction form
    55,542,753.88/83,319,606.54 = 19,146,352.64/x
  3. Step 3: Cross multiply
    55,542,753.88x = 83,319,606.54 × 19,146,352.64
  4. Step 4: Simplify right side
    55,542,753.88x = 1,595,266,568,640,890.50
  5. Step 5: Solve for x
    x = 1,595,266,568,640,890.50/55,542,753.88
  6. Step 6: Final answer
    x = 28,721,416.52

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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.