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Finding the Third Proportional to 4,808,578 and 10,153,700

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Solution

The third proportional to 4,808,578 and 10,153,700 is: 21,440,355.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,808,578 : 10,153,700 = 10,153,700 : x
  2. Step 2: Convert to fraction form
    4,808,578/10,153,700 = 10,153,700/x
  3. Step 3: Cross multiply
    4,808,578x = 10,153,700 × 10,153,700
  4. Step 4: Simplify right side
    4,808,578x = 103,097,623,690,000
  5. Step 5: Solve for x
    x = 103,097,623,690,000/4,808,578
  6. Step 6: Final answer
    x = 21,440,355.90

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Why These Related Problems?

These problems maintain the same ratio (2.11) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.