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Finding the Third Proportional to 7,925,838 and 12,595,909

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Solution

The third proportional to 7,925,838 and 12,595,909 is: 20,017,684.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,925,838 : 12,595,909 = 12,595,909 : x
  2. Step 2: Convert to fraction form
    7,925,838/12,595,909 = 12,595,909/x
  3. Step 3: Cross multiply
    7,925,838x = 12,595,909 × 12,595,909
  4. Step 4: Simplify right side
    7,925,838x = 158,656,923,536,281
  5. Step 5: Solve for x
    x = 158,656,923,536,281/7,925,838
  6. Step 6: Final answer
    x = 20,017,684.38

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Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.