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Finding the Third Proportional to 12,759,660 and 27,999,486

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Solution

The third proportional to 12,759,660 and 27,999,486 is: 61,441,387.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,759,660 : 27,999,486 = 27,999,486 : x
  2. Step 2: Convert to fraction form
    12,759,660/27,999,486 = 27,999,486/x
  3. Step 3: Cross multiply
    12,759,660x = 27,999,486 × 27,999,486
  4. Step 4: Simplify right side
    12,759,660x = 783,971,216,264,196
  5. Step 5: Solve for x
    x = 783,971,216,264,196/12,759,660
  6. Step 6: Final answer
    x = 61,441,387.64

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.