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Finding the Third Proportional to 6,694,490 and 9,943,320

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Solution

The third proportional to 6,694,490 and 9,943,320 is: 14,768,804.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,694,490 : 9,943,320 = 9,943,320 : x
  2. Step 2: Convert to fraction form
    6,694,490/9,943,320 = 9,943,320/x
  3. Step 3: Cross multiply
    6,694,490x = 9,943,320 × 9,943,320
  4. Step 4: Simplify right side
    6,694,490x = 98,869,612,622,400
  5. Step 5: Solve for x
    x = 98,869,612,622,400/6,694,490
  6. Step 6: Final answer
    x = 14,768,804.29

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.