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Finding the Third Proportional to 4,835,681 and 7,315,715

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Solution

The third proportional to 4,835,681 and 7,315,715 is: 11,067,662.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,835,681 : 7,315,715 = 7,315,715 : x
  2. Step 2: Convert to fraction form
    4,835,681/7,315,715 = 7,315,715/x
  3. Step 3: Cross multiply
    4,835,681x = 7,315,715 × 7,315,715
  4. Step 4: Simplify right side
    4,835,681x = 53,519,685,961,225
  5. Step 5: Solve for x
    x = 53,519,685,961,225/4,835,681
  6. Step 6: Final answer
    x = 11,067,662.64

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.