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Finding the Third Proportional to 4,817,988 and 10,429,845.75

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Solution

The third proportional to 4,817,988 and 10,429,845.75 is: 22,578,238.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,817,988 : 10,429,845.75 = 10,429,845.75 : x
  2. Step 2: Convert to fraction form
    4,817,988/10,429,845.75 = 10,429,845.75/x
  3. Step 3: Cross multiply
    4,817,988x = 10,429,845.75 × 10,429,845.75
  4. Step 4: Simplify right side
    4,817,988x = 108,781,682,368,793.06
  5. Step 5: Solve for x
    x = 108,781,682,368,793.06/4,817,988
  6. Step 6: Final answer
    x = 22,578,238.54

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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.