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Finding the Third Proportional to 7,219,557 and 15,684,003

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Solution

The third proportional to 7,219,557 and 15,684,003 is: 34,072,443.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,219,557 : 15,684,003 = 15,684,003 : x
  2. Step 2: Convert to fraction form
    7,219,557/15,684,003 = 15,684,003/x
  3. Step 3: Cross multiply
    7,219,557x = 15,684,003 × 15,684,003
  4. Step 4: Simplify right side
    7,219,557x = 245,987,950,104,009
  5. Step 5: Solve for x
    x = 245,987,950,104,009/7,219,557
  6. Step 6: Final answer
    x = 34,072,443.79

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.