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Finding the Third Proportional to 4,706,639 and 10,276,420

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Solution

The third proportional to 4,706,639 and 10,276,420 is: 22,437,414.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,706,639 : 10,276,420 = 10,276,420 : x
  2. Step 2: Convert to fraction form
    4,706,639/10,276,420 = 10,276,420/x
  3. Step 3: Cross multiply
    4,706,639x = 10,276,420 × 10,276,420
  4. Step 4: Simplify right side
    4,706,639x = 105,604,808,016,400
  5. Step 5: Solve for x
    x = 105,604,808,016,400/4,706,639
  6. Step 6: Final answer
    x = 22,437,414.05

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.