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Finding the Third Proportional to 4,211,164 and 6,288,678

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Solution

The third proportional to 4,211,164 and 6,288,678 is: 9,391,102.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,211,164 : 6,288,678 = 6,288,678 : x
  2. Step 2: Convert to fraction form
    4,211,164/6,288,678 = 6,288,678/x
  3. Step 3: Cross multiply
    4,211,164x = 6,288,678 × 6,288,678
  4. Step 4: Simplify right side
    4,211,164x = 39,547,470,987,684
  5. Step 5: Solve for x
    x = 39,547,470,987,684/4,211,164
  6. Step 6: Final answer
    x = 9,391,102.08

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.