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Finding the Third Proportional to 7,104,320 and 10,720,416

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Solution

The third proportional to 7,104,320 and 10,720,416 is: 16,177,103.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,104,320 : 10,720,416 = 10,720,416 : x
  2. Step 2: Convert to fraction form
    7,104,320/10,720,416 = 10,720,416/x
  3. Step 3: Cross multiply
    7,104,320x = 10,720,416 × 10,720,416
  4. Step 4: Simplify right side
    7,104,320x = 114,927,319,213,056
  5. Step 5: Solve for x
    x = 114,927,319,213,056/7,104,320
  6. Step 6: Final answer
    x = 16,177,103.40

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.