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Finding the Third Proportional to 8,389,575 and 12,955,256.44

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Solution

The third proportional to 8,389,575 and 12,955,256.44 is: 20,005,622.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,389,575 : 12,955,256.44 = 12,955,256.44 : x
  2. Step 2: Convert to fraction form
    8,389,575/12,955,256.44 = 12,955,256.44/x
  3. Step 3: Cross multiply
    8,389,575x = 12,955,256.44 × 12,955,256.44
  4. Step 4: Simplify right side
    8,389,575x = 167,838,669,361,385.19
  5. Step 5: Solve for x
    x = 167,838,669,361,385.19/8,389,575
  6. Step 6: Final answer
    x = 20,005,622.38

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.