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Finding the Third Proportional to 7,268,659 and 11,403,973

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Solution

The third proportional to 7,268,659 and 11,403,973 is: 17,891,966.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,268,659 : 11,403,973 = 11,403,973 : x
  2. Step 2: Convert to fraction form
    7,268,659/11,403,973 = 11,403,973/x
  3. Step 3: Cross multiply
    7,268,659x = 11,403,973 × 11,403,973
  4. Step 4: Simplify right side
    7,268,659x = 130,050,600,184,729
  5. Step 5: Solve for x
    x = 130,050,600,184,729/7,268,659
  6. Step 6: Final answer
    x = 17,891,966.07

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Why These Related Problems?

These problems maintain the same ratio (1.57) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.