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Finding the Third Proportional to 2,660,280.47 and 5,509,736.44

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Solution

The third proportional to 2,660,280.47 and 5,509,736.44 is: 11,411,276.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,660,280.47 : 5,509,736.44 = 5,509,736.44 : x
  2. Step 2: Convert to fraction form
    2,660,280.47/5,509,736.44 = 5,509,736.44/x
  3. Step 3: Cross multiply
    2,660,280.47x = 5,509,736.44 × 5,509,736.44
  4. Step 4: Simplify right side
    2,660,280.47x = 30,357,195,610,715.19
  5. Step 5: Solve for x
    x = 30,357,195,610,715.19/2,660,280.47
  6. Step 6: Final answer
    x = 11,411,276.36

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Why These Related Problems?

These problems maintain the same ratio (2.07) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.