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Finding the Third Proportional to 27,780,516 and 59,827,888

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Solution

The third proportional to 27,780,516 and 59,827,888 is: 128,844,841.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,780,516 : 59,827,888 = 59,827,888 : x
  2. Step 2: Convert to fraction form
    27,780,516/59,827,888 = 59,827,888/x
  3. Step 3: Cross multiply
    27,780,516x = 59,827,888 × 59,827,888
  4. Step 4: Simplify right side
    27,780,516x = 3,579,376,182,540,544
  5. Step 5: Solve for x
    x = 3,579,376,182,540,544/27,780,516
  6. Step 6: Final answer
    x = 128,844,841.56

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.