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Finding the Third Proportional to 28,418,808 and 61,616,856

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Solution

The third proportional to 28,418,808 and 61,616,856 is: 133,595,925.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,418,808 : 61,616,856 = 61,616,856 : x
  2. Step 2: Convert to fraction form
    28,418,808/61,616,856 = 61,616,856/x
  3. Step 3: Cross multiply
    28,418,808x = 61,616,856 × 61,616,856
  4. Step 4: Simplify right side
    28,418,808x = 3,796,636,943,324,736
  5. Step 5: Solve for x
    x = 3,796,636,943,324,736/28,418,808
  6. Step 6: Final answer
    x = 133,595,925.04

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.