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Finding the Third Proportional to 4,039,672 and 6,069,980

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Solution

The third proportional to 4,039,672 and 6,069,980 is: 9,120,705.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,039,672 : 6,069,980 = 6,069,980 : x
  2. Step 2: Convert to fraction form
    4,039,672/6,069,980 = 6,069,980/x
  3. Step 3: Cross multiply
    4,039,672x = 6,069,980 × 6,069,980
  4. Step 4: Simplify right side
    4,039,672x = 36,844,657,200,400
  5. Step 5: Solve for x
    x = 36,844,657,200,400/4,039,672
  6. Step 6: Final answer
    x = 9,120,705.15

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.