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Finding the Third Proportional to 4,230,578 and 6,445,011

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Solution

The third proportional to 4,230,578 and 6,445,011 is: 9,818,555.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,230,578 : 6,445,011 = 6,445,011 : x
  2. Step 2: Convert to fraction form
    4,230,578/6,445,011 = 6,445,011/x
  3. Step 3: Cross multiply
    4,230,578x = 6,445,011 × 6,445,011
  4. Step 4: Simplify right side
    4,230,578x = 41,538,166,790,121
  5. Step 5: Solve for x
    x = 41,538,166,790,121/4,230,578
  6. Step 6: Final answer
    x = 9,818,555.95

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Why These Related Problems?

These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.