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Finding the Third Proportional to 28,239,804 and 61,658,460

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Solution

The third proportional to 28,239,804 and 61,658,460 is: 134,624,365.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,239,804 : 61,658,460 = 61,658,460 : x
  2. Step 2: Convert to fraction form
    28,239,804/61,658,460 = 61,658,460/x
  3. Step 3: Cross multiply
    28,239,804x = 61,658,460 × 61,658,460
  4. Step 4: Simplify right side
    28,239,804x = 3,801,765,689,571,600
  5. Step 5: Solve for x
    x = 3,801,765,689,571,600/28,239,804
  6. Step 6: Final answer
    x = 134,624,365.30

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.