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Finding the Third Proportional to 4,889,473 and 10,620,381

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Solution

The third proportional to 4,889,473 and 10,620,381 is: 23,068,435.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,889,473 : 10,620,381 = 10,620,381 : x
  2. Step 2: Convert to fraction form
    4,889,473/10,620,381 = 10,620,381/x
  3. Step 3: Cross multiply
    4,889,473x = 10,620,381 × 10,620,381
  4. Step 4: Simplify right side
    4,889,473x = 112,792,492,585,161
  5. Step 5: Solve for x
    x = 112,792,492,585,161/4,889,473
  6. Step 6: Final answer
    x = 23,068,435.51

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.