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Finding the Third Proportional to 13,130,760 and 20,525,580

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Solution

The third proportional to 13,130,760 and 20,525,580 is: 32,084,923.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,130,760 : 20,525,580 = 20,525,580 : x
  2. Step 2: Convert to fraction form
    13,130,760/20,525,580 = 20,525,580/x
  3. Step 3: Cross multiply
    13,130,760x = 20,525,580 × 20,525,580
  4. Step 4: Simplify right side
    13,130,760x = 421,299,434,336,400
  5. Step 5: Solve for x
    x = 421,299,434,336,400/13,130,760
  6. Step 6: Final answer
    x = 32,084,923.82

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Why These Related Problems?

These problems maintain the same ratio (1.56) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.