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Finding the Third Proportional to 4,047,516 and 8,668,836

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Solution

The third proportional to 4,047,516 and 8,668,836 is: 18,566,626.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,047,516 : 8,668,836 = 8,668,836 : x
  2. Step 2: Convert to fraction form
    4,047,516/8,668,836 = 8,668,836/x
  3. Step 3: Cross multiply
    4,047,516x = 8,668,836 × 8,668,836
  4. Step 4: Simplify right side
    4,047,516x = 75,148,717,594,896
  5. Step 5: Solve for x
    x = 75,148,717,594,896/4,047,516
  6. Step 6: Final answer
    x = 18,566,626.44

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.