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Finding the Third Proportional to 28,866,498.75 and 62,814,801.38

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Solution

The third proportional to 28,866,498.75 and 62,814,801.38 is: 136,687,836.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,866,498.75 : 62,814,801.38 = 62,814,801.38 : x
  2. Step 2: Convert to fraction form
    28,866,498.75/62,814,801.38 = 62,814,801.38/x
  3. Step 3: Cross multiply
    28,866,498.75x = 62,814,801.38 × 62,814,801.38
  4. Step 4: Simplify right side
    28,866,498.75x = 3,945,699,271,780,702
  5. Step 5: Solve for x
    x = 3,945,699,271,780,702/28,866,498.75
  6. Step 6: Final answer
    x = 136,687,836.86

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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.