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Finding the Third Proportional to 11,426,646 and 15,164,865

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Solution

The third proportional to 11,426,646 and 15,164,865 is: 20,126,039.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,426,646 : 15,164,865 = 15,164,865 : x
  2. Step 2: Convert to fraction form
    11,426,646/15,164,865 = 15,164,865/x
  3. Step 3: Cross multiply
    11,426,646x = 15,164,865 × 15,164,865
  4. Step 4: Simplify right side
    11,426,646x = 229,973,130,468,225
  5. Step 5: Solve for x
    x = 229,973,130,468,225/11,426,646
  6. Step 6: Final answer
    x = 20,126,039.65

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Why These Related Problems?

These problems maintain the same ratio (1.33) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.