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Finding the Third Proportional to 14,273,842 and 20,347,880

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Solution

The third proportional to 14,273,842 and 20,347,880 is: 29,006,641.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,273,842 : 20,347,880 = 20,347,880 : x
  2. Step 2: Convert to fraction form
    14,273,842/20,347,880 = 20,347,880/x
  3. Step 3: Cross multiply
    14,273,842x = 20,347,880 × 20,347,880
  4. Step 4: Simplify right side
    14,273,842x = 414,036,220,494,400
  5. Step 5: Solve for x
    x = 414,036,220,494,400/14,273,842
  6. Step 6: Final answer
    x = 29,006,641.69

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Why These Related Problems?

These problems maintain the same ratio (1.43) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.