Home / 55,091,815.20-82,543,244.40-26,275,903.20

Finding the Fourth Proportional to 55,091,815.20, 82,543,244.40 and 26,275,903.20

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Solution

The fourth proportional to 55,091,815.20, 82,543,244.40 and 26,275,903.20 is: 39,368,793.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,091,815.20 : 82,543,244.40 = 26,275,903.20 : x
  2. Step 2: Convert to fraction form
    55,091,815.20/82,543,244.40 = 26,275,903.20/x
  3. Step 3: Cross multiply
    55,091,815.20x = 82,543,244.40 × 26,275,903.20
  4. Step 4: Simplify right side
    55,091,815.20x = 2,168,898,299,668,342.25
  5. Step 5: Solve for x
    x = 2,168,898,299,668,342.25/55,091,815.20
  6. Step 6: Final answer
    x = 39,368,793.56

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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.