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Finding the Third Proportional to 8,963,400 and 13,551,786

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Solution

The third proportional to 8,963,400 and 13,551,786 is: 20,488,977.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,963,400 : 13,551,786 = 13,551,786 : x
  2. Step 2: Convert to fraction form
    8,963,400/13,551,786 = 13,551,786/x
  3. Step 3: Cross multiply
    8,963,400x = 13,551,786 × 13,551,786
  4. Step 4: Simplify right side
    8,963,400x = 183,650,903,789,796
  5. Step 5: Solve for x
    x = 183,650,903,789,796/8,963,400
  6. Step 6: Final answer
    x = 20,488,977.82

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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.