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Finding the Third Proportional to 18,546,724 and 28,372,362

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Solution

The third proportional to 18,546,724 and 28,372,362 is: 43,403,402.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,546,724 : 28,372,362 = 28,372,362 : x
  2. Step 2: Convert to fraction form
    18,546,724/28,372,362 = 28,372,362/x
  3. Step 3: Cross multiply
    18,546,724x = 28,372,362 × 28,372,362
  4. Step 4: Simplify right side
    18,546,724x = 804,990,925,459,044
  5. Step 5: Solve for x
    x = 804,990,925,459,044/18,546,724
  6. Step 6: Final answer
    x = 43,403,402.43

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Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.