Home / 8,171,567.70-12,257,351.55-2,187,935.70

Finding the Fourth Proportional to 8,171,567.70, 12,257,351.55 and 2,187,935.70

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Solution

The fourth proportional to 8,171,567.70, 12,257,351.55 and 2,187,935.70 is: 3,281,903.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,171,567.70 : 12,257,351.55 = 2,187,935.70 : x
  2. Step 2: Convert to fraction form
    8,171,567.70/12,257,351.55 = 2,187,935.70/x
  3. Step 3: Cross multiply
    8,171,567.70x = 12,257,351.55 × 2,187,935.70
  4. Step 4: Simplify right side
    8,171,567.70x = 26,818,297,043,695.34
  5. Step 5: Solve for x
    x = 26,818,297,043,695.34/8,171,567.70
  6. Step 6: Final answer
    x = 3,281,903.55

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Similar ratio
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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.