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Finding the Third Proportional to 4,039,713.84 and 8,639,299.69

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Solution

The third proportional to 4,039,713.84 and 8,639,299.69 is: 18,475,937.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,039,713.84 : 8,639,299.69 = 8,639,299.69 : x
  2. Step 2: Convert to fraction form
    4,039,713.84/8,639,299.69 = 8,639,299.69/x
  3. Step 3: Cross multiply
    4,039,713.84x = 8,639,299.69 × 8,639,299.69
  4. Step 4: Simplify right side
    4,039,713.84x = 74,637,499,090,437.59
  5. Step 5: Solve for x
    x = 74,637,499,090,437.59/4,039,713.84
  6. Step 6: Final answer
    x = 18,475,937.15

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These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.