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Finding the Third Proportional to 10,076,959 and 20,576,879

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Solution

The third proportional to 10,076,959 and 20,576,879 is: 42,017,432.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,076,959 : 20,576,879 = 20,576,879 : x
  2. Step 2: Convert to fraction form
    10,076,959/20,576,879 = 20,576,879/x
  3. Step 3: Cross multiply
    10,076,959x = 20,576,879 × 20,576,879
  4. Step 4: Simplify right side
    10,076,959x = 423,407,949,380,641
  5. Step 5: Solve for x
    x = 423,407,949,380,641/10,076,959
  6. Step 6: Final answer
    x = 42,017,432.98

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Why These Related Problems?

These problems maintain the same ratio (2.04) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.