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Finding the Third Proportional to 4,440,699 and 6,643,107

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Solution

The third proportional to 4,440,699 and 6,643,107 is: 9,937,820.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,440,699 : 6,643,107 = 6,643,107 : x
  2. Step 2: Convert to fraction form
    4,440,699/6,643,107 = 6,643,107/x
  3. Step 3: Cross multiply
    4,440,699x = 6,643,107 × 6,643,107
  4. Step 4: Simplify right side
    4,440,699x = 44,130,870,613,449
  5. Step 5: Solve for x
    x = 44,130,870,613,449/4,440,699
  6. Step 6: Final answer
    x = 9,937,820.74

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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.