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Finding the Third Proportional to 18,131,358 and 39,134,064

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Solution

The third proportional to 18,131,358 and 39,134,064 is: 84,465,541.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,131,358 : 39,134,064 = 39,134,064 : x
  2. Step 2: Convert to fraction form
    18,131,358/39,134,064 = 39,134,064/x
  3. Step 3: Cross multiply
    18,131,358x = 39,134,064 × 39,134,064
  4. Step 4: Simplify right side
    18,131,358x = 1,531,474,965,156,096
  5. Step 5: Solve for x
    x = 1,531,474,965,156,096/18,131,358
  6. Step 6: Final answer
    x = 84,465,541.14

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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.