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Finding the Third Proportional to 7,252,143 and 10,878,219

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Solution

The third proportional to 7,252,143 and 10,878,219 is: 16,317,335.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,252,143 : 10,878,219 = 10,878,219 : x
  2. Step 2: Convert to fraction form
    7,252,143/10,878,219 = 10,878,219/x
  3. Step 3: Cross multiply
    7,252,143x = 10,878,219 × 10,878,219
  4. Step 4: Simplify right side
    7,252,143x = 118,335,648,611,961
  5. Step 5: Solve for x
    x = 118,335,648,611,961/7,252,143
  6. Step 6: Final answer
    x = 16,317,335.25

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.