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Finding the Third Proportional to 4,203,611.02 and 8,742,712.85

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Solution

The third proportional to 4,203,611.02 and 8,742,712.85 is: 18,183,182.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,203,611.02 : 8,742,712.85 = 8,742,712.85 : x
  2. Step 2: Convert to fraction form
    4,203,611.02/8,742,712.85 = 8,742,712.85/x
  3. Step 3: Cross multiply
    4,203,611.02x = 8,742,712.85 × 8,742,712.85
  4. Step 4: Simplify right side
    4,203,611.02x = 76,435,028,004,876.09
  5. Step 5: Solve for x
    x = 76,435,028,004,876.09/4,203,611.02
  6. Step 6: Final answer
    x = 18,183,182.92

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Why These Related Problems?

These problems maintain the same ratio (2.08) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.