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Finding the Third Proportional to 3,855,731.63 and 8,314,012.13

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Solution

The third proportional to 3,855,731.63 and 8,314,012.13 is: 17,927,284.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,855,731.63 : 8,314,012.13 = 8,314,012.13 : x
  2. Step 2: Convert to fraction form
    3,855,731.63/8,314,012.13 = 8,314,012.13/x
  3. Step 3: Cross multiply
    3,855,731.63x = 8,314,012.13 × 8,314,012.13
  4. Step 4: Simplify right side
    3,855,731.63x = 69,122,797,614,647.02
  5. Step 5: Solve for x
    x = 69,122,797,614,647.02/3,855,731.63
  6. Step 6: Final answer
    x = 17,927,284.45

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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.