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Finding the Third Proportional to 4,421,360 and 6,486,992

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Solution

The third proportional to 4,421,360 and 6,486,992 is: 9,517,674.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,421,360 : 6,486,992 = 6,486,992 : x
  2. Step 2: Convert to fraction form
    4,421,360/6,486,992 = 6,486,992/x
  3. Step 3: Cross multiply
    4,421,360x = 6,486,992 × 6,486,992
  4. Step 4: Simplify right side
    4,421,360x = 42,081,065,208,064
  5. Step 5: Solve for x
    x = 42,081,065,208,064/4,421,360
  6. Step 6: Final answer
    x = 9,517,674.47

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.