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Finding the Third Proportional to 8,865,766 and 13,477,416

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Solution

The third proportional to 8,865,766 and 13,477,416 is: 20,487,879.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,865,766 : 13,477,416 = 13,477,416 : x
  2. Step 2: Convert to fraction form
    8,865,766/13,477,416 = 13,477,416/x
  3. Step 3: Cross multiply
    8,865,766x = 13,477,416 × 13,477,416
  4. Step 4: Simplify right side
    8,865,766x = 181,640,742,037,056
  5. Step 5: Solve for x
    x = 181,640,742,037,056/8,865,766
  6. Step 6: Final answer
    x = 20,487,879.11

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Why These Related Problems?

These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.