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Finding the Third Proportional to 5,572,886 and 7,847,847

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Solution

The third proportional to 5,572,886 and 7,847,847 is: 11,051,491.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,572,886 : 7,847,847 = 7,847,847 : x
  2. Step 2: Convert to fraction form
    5,572,886/7,847,847 = 7,847,847/x
  3. Step 3: Cross multiply
    5,572,886x = 7,847,847 × 7,847,847
  4. Step 4: Simplify right side
    5,572,886x = 61,588,702,535,409
  5. Step 5: Solve for x
    x = 61,588,702,535,409/5,572,886
  6. Step 6: Final answer
    x = 11,051,491.55

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Why These Related Problems?

These problems maintain the same ratio (1.41) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.