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Finding the Third Proportional to 7,129,308 and 15,395,064

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Solution

The third proportional to 7,129,308 and 15,395,064 is: 33,244,179.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,129,308 : 15,395,064 = 15,395,064 : x
  2. Step 2: Convert to fraction form
    7,129,308/15,395,064 = 15,395,064/x
  3. Step 3: Cross multiply
    7,129,308x = 15,395,064 × 15,395,064
  4. Step 4: Simplify right side
    7,129,308x = 237,007,995,564,096
  5. Step 5: Solve for x
    x = 237,007,995,564,096/7,129,308
  6. Step 6: Final answer
    x = 33,244,179.60

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.