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Finding the Third Proportional to 8,477,196 and 18,166,488

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Solution

The third proportional to 8,477,196 and 18,166,488 is: 38,930,477.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,477,196 : 18,166,488 = 18,166,488 : x
  2. Step 2: Convert to fraction form
    8,477,196/18,166,488 = 18,166,488/x
  3. Step 3: Cross multiply
    8,477,196x = 18,166,488 × 18,166,488
  4. Step 4: Simplify right side
    8,477,196x = 330,021,286,254,144
  5. Step 5: Solve for x
    x = 330,021,286,254,144/8,477,196
  6. Step 6: Final answer
    x = 38,930,477.28

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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.