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Finding the Third Proportional to 6,578,990 and 9,868,485

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Solution

The third proportional to 6,578,990 and 9,868,485 is: 14,802,727.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,578,990 : 9,868,485 = 9,868,485 : x
  2. Step 2: Convert to fraction form
    6,578,990/9,868,485 = 9,868,485/x
  3. Step 3: Cross multiply
    6,578,990x = 9,868,485 × 9,868,485
  4. Step 4: Simplify right side
    6,578,990x = 97,386,996,195,225
  5. Step 5: Solve for x
    x = 97,386,996,195,225/6,578,990
  6. Step 6: Final answer
    x = 14,802,727.50

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Similar ratio
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Why These Related Problems?

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