Home / 17,709,704.20-26,576,366.10-8,120,146.60

Finding the Fourth Proportional to 17,709,704.20, 26,576,366.10 and 8,120,146.60

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Solution

The fourth proportional to 17,709,704.20, 26,576,366.10 and 8,120,146.60 is: 12,185,634.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,709,704.20 : 26,576,366.10 = 8,120,146.60 : x
  2. Step 2: Convert to fraction form
    17,709,704.20/26,576,366.10 = 8,120,146.60/x
  3. Step 3: Cross multiply
    17,709,704.20x = 26,576,366.10 × 8,120,146.60
  4. Step 4: Simplify right side
    17,709,704.20x = 215,803,988,827,270.25
  5. Step 5: Solve for x
    x = 215,803,988,827,270.25/17,709,704.20
  6. Step 6: Final answer
    x = 12,185,634.86

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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.