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Finding the Third Proportional to 11,346,210 and 16,979,220

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Solution

The third proportional to 11,346,210 and 16,979,220 is: 25,408,829.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,346,210 : 16,979,220 = 16,979,220 : x
  2. Step 2: Convert to fraction form
    11,346,210/16,979,220 = 16,979,220/x
  3. Step 3: Cross multiply
    11,346,210x = 16,979,220 × 16,979,220
  4. Step 4: Simplify right side
    11,346,210x = 288,293,911,808,400
  5. Step 5: Solve for x
    x = 288,293,911,808,400/11,346,210
  6. Step 6: Final answer
    x = 25,408,829.19

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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.