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Finding the Third Proportional to 10,447,910 and 15,829,878

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Solution

The third proportional to 10,447,910 and 15,829,878 is: 23,984,226.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,447,910 : 15,829,878 = 15,829,878 : x
  2. Step 2: Convert to fraction form
    10,447,910/15,829,878 = 15,829,878/x
  3. Step 3: Cross multiply
    10,447,910x = 15,829,878 × 15,829,878
  4. Step 4: Simplify right side
    10,447,910x = 250,585,037,494,884
  5. Step 5: Solve for x
    x = 250,585,037,494,884/10,447,910
  6. Step 6: Final answer
    x = 23,984,226.27

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Why These Related Problems?

These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.