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Finding the Third Proportional to 15,224,854 and 20,737,185

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Solution

The third proportional to 15,224,854 and 20,737,185 is: 28,245,317.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,224,854 : 20,737,185 = 20,737,185 : x
  2. Step 2: Convert to fraction form
    15,224,854/20,737,185 = 20,737,185/x
  3. Step 3: Cross multiply
    15,224,854x = 20,737,185 × 20,737,185
  4. Step 4: Simplify right side
    15,224,854x = 430,030,841,724,225
  5. Step 5: Solve for x
    x = 430,030,841,724,225/15,224,854
  6. Step 6: Final answer
    x = 28,245,317.93

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Why These Related Problems?

These problems maintain the same ratio (1.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.