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Finding the Third Proportional to 4,625,559 and 9,940,023

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Solution

The third proportional to 4,625,559 and 9,940,023 is: 21,360,457.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,625,559 : 9,940,023 = 9,940,023 : x
  2. Step 2: Convert to fraction form
    4,625,559/9,940,023 = 9,940,023/x
  3. Step 3: Cross multiply
    4,625,559x = 9,940,023 × 9,940,023
  4. Step 4: Simplify right side
    4,625,559x = 98,804,057,240,529
  5. Step 5: Solve for x
    x = 98,804,057,240,529/4,625,559
  6. Step 6: Final answer
    x = 21,360,457.67

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.