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Finding the Third Proportional to 3,803,289.19 and 8,456,956.88

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Solution

The third proportional to 3,803,289.19 and 8,456,956.88 is: 18,804,807.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,803,289.19 : 8,456,956.88 = 8,456,956.88 : x
  2. Step 2: Convert to fraction form
    3,803,289.19/8,456,956.88 = 8,456,956.88/x
  3. Step 3: Cross multiply
    3,803,289.19x = 8,456,956.88 × 8,456,956.88
  4. Step 4: Simplify right side
    3,803,289.19x = 71,520,119,585,609.77
  5. Step 5: Solve for x
    x = 71,520,119,585,609.77/3,803,289.19
  6. Step 6: Final answer
    x = 18,804,807.12

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Why These Related Problems?

These problems maintain the same ratio (2.22) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.