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Finding the Third Proportional to 28,531,290 and 62,315,556

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Solution

The third proportional to 28,531,290 and 62,315,556 is: 136,104,204.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,531,290 : 62,315,556 = 62,315,556 : x
  2. Step 2: Convert to fraction form
    28,531,290/62,315,556 = 62,315,556/x
  3. Step 3: Cross multiply
    28,531,290x = 62,315,556 × 62,315,556
  4. Step 4: Simplify right side
    28,531,290x = 3,883,228,519,589,136
  5. Step 5: Solve for x
    x = 3,883,228,519,589,136/28,531,290
  6. Step 6: Final answer
    x = 136,104,204.18

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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.