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Finding the Third Proportional to 4,043,722 and 8,828,430

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Solution

The third proportional to 4,043,722 and 8,828,430 is: 19,274,612.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,043,722 : 8,828,430 = 8,828,430 : x
  2. Step 2: Convert to fraction form
    4,043,722/8,828,430 = 8,828,430/x
  3. Step 3: Cross multiply
    4,043,722x = 8,828,430 × 8,828,430
  4. Step 4: Simplify right side
    4,043,722x = 77,941,176,264,900
  5. Step 5: Solve for x
    x = 77,941,176,264,900/4,043,722
  6. Step 6: Final answer
    x = 19,274,612.91

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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.