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Finding the Third Proportional to 28,058,130 and 60,293,430

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Solution

The third proportional to 28,058,130 and 60,293,430 is: 129,563,078.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,058,130 : 60,293,430 = 60,293,430 : x
  2. Step 2: Convert to fraction form
    28,058,130/60,293,430 = 60,293,430/x
  3. Step 3: Cross multiply
    28,058,130x = 60,293,430 × 60,293,430
  4. Step 4: Simplify right side
    28,058,130x = 3,635,297,701,164,900
  5. Step 5: Solve for x
    x = 3,635,297,701,164,900/28,058,130
  6. Step 6: Final answer
    x = 129,563,078.55

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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.