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Finding the Third Proportional to 28,726,866 and 61,435,044

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Solution

The third proportional to 28,726,866 and 61,435,044 is: 131,384,489.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,726,866 : 61,435,044 = 61,435,044 : x
  2. Step 2: Convert to fraction form
    28,726,866/61,435,044 = 61,435,044/x
  3. Step 3: Cross multiply
    28,726,866x = 61,435,044 × 61,435,044
  4. Step 4: Simplify right side
    28,726,866x = 3,774,264,631,281,936
  5. Step 5: Solve for x
    x = 3,774,264,631,281,936/28,726,866
  6. Step 6: Final answer
    x = 131,384,489.74

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.