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Finding the Third Proportional to 5,470,319 and 11,903,887

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Solution

The third proportional to 5,470,319 and 11,903,887 is: 25,903,887.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,470,319 : 11,903,887 = 11,903,887 : x
  2. Step 2: Convert to fraction form
    5,470,319/11,903,887 = 11,903,887/x
  3. Step 3: Cross multiply
    5,470,319x = 11,903,887 × 11,903,887
  4. Step 4: Simplify right side
    5,470,319x = 141,702,525,708,769
  5. Step 5: Solve for x
    x = 141,702,525,708,769/5,470,319
  6. Step 6: Final answer
    x = 25,903,887.09

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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.