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Finding the Third Proportional to 27,312,990 and 58,860,444

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Solution

The third proportional to 27,312,990 and 58,860,444 is: 126,846,305.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,312,990 : 58,860,444 = 58,860,444 : x
  2. Step 2: Convert to fraction form
    27,312,990/58,860,444 = 58,860,444/x
  3. Step 3: Cross multiply
    27,312,990x = 58,860,444 × 58,860,444
  4. Step 4: Simplify right side
    27,312,990x = 3,464,551,867,877,136
  5. Step 5: Solve for x
    x = 3,464,551,867,877,136/27,312,990
  6. Step 6: Final answer
    x = 126,846,305.29

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.