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Finding the Third Proportional to 4,869,861 and 7,570,044

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Solution

The third proportional to 4,869,861 and 7,570,044 is: 11,767,392.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,869,861 : 7,570,044 = 7,570,044 : x
  2. Step 2: Convert to fraction form
    4,869,861/7,570,044 = 7,570,044/x
  3. Step 3: Cross multiply
    4,869,861x = 7,570,044 × 7,570,044
  4. Step 4: Simplify right side
    4,869,861x = 57,305,566,161,936
  5. Step 5: Solve for x
    x = 57,305,566,161,936/4,869,861
  6. Step 6: Final answer
    x = 11,767,392.57

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.