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Finding the Third Proportional to 21,208,101 and 45,764,124

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Solution

The third proportional to 21,208,101 and 45,764,124 is: 98,752,596.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,208,101 : 45,764,124 = 45,764,124 : x
  2. Step 2: Convert to fraction form
    21,208,101/45,764,124 = 45,764,124/x
  3. Step 3: Cross multiply
    21,208,101x = 45,764,124 × 45,764,124
  4. Step 4: Simplify right side
    21,208,101x = 2,094,355,045,487,376
  5. Step 5: Solve for x
    x = 2,094,355,045,487,376/21,208,101
  6. Step 6: Final answer
    x = 98,752,596.73

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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.