Home / 36,679,759.34-55,016,265.56-12,415,912.88

Finding the Fourth Proportional to 36,679,759.34, 55,016,265.56 and 12,415,912.88

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Solution

The fourth proportional to 36,679,759.34, 55,016,265.56 and 12,415,912.88 is: 18,622,727.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,679,759.34 : 55,016,265.56 = 12,415,912.88 : x
  2. Step 2: Convert to fraction form
    36,679,759.34/55,016,265.56 = 12,415,912.88/x
  3. Step 3: Cross multiply
    36,679,759.34x = 55,016,265.56 × 12,415,912.88
  4. Step 4: Simplify right side
    36,679,759.34x = 683,077,159,838,743.50
  5. Step 5: Solve for x
    x = 683,077,159,838,743.50/36,679,759.34
  6. Step 6: Final answer
    x = 18,622,727.42

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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.