Home / 3,555,389.25-7,678,282.50

Finding the Third Proportional to 3,555,389.25 and 7,678,282.50

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Solution

The third proportional to 3,555,389.25 and 7,678,282.50 is: 16,582,156.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,555,389.25 : 7,678,282.50 = 7,678,282.50 : x
  2. Step 2: Convert to fraction form
    3,555,389.25/7,678,282.50 = 7,678,282.50/x
  3. Step 3: Cross multiply
    3,555,389.25x = 7,678,282.50 × 7,678,282.50
  4. Step 4: Simplify right side
    3,555,389.25x = 58,956,022,149,806.25
  5. Step 5: Solve for x
    x = 58,956,022,149,806.25/3,555,389.25
  6. Step 6: Final answer
    x = 16,582,156.83

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.