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Finding the Third Proportional to 4,674,232 and 7,180,190

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Solution

The third proportional to 4,674,232 and 7,180,190 is: 11,029,646.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,674,232 : 7,180,190 = 7,180,190 : x
  2. Step 2: Convert to fraction form
    4,674,232/7,180,190 = 7,180,190/x
  3. Step 3: Cross multiply
    4,674,232x = 7,180,190 × 7,180,190
  4. Step 4: Simplify right side
    4,674,232x = 51,555,128,436,100
  5. Step 5: Solve for x
    x = 51,555,128,436,100/4,674,232
  6. Step 6: Final answer
    x = 11,029,646.89

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.