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Finding the Third Proportional to 4,778,332 and 10,317,392

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Solution

The third proportional to 4,778,332 and 10,317,392 is: 22,277,350.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,778,332 : 10,317,392 = 10,317,392 : x
  2. Step 2: Convert to fraction form
    4,778,332/10,317,392 = 10,317,392/x
  3. Step 3: Cross multiply
    4,778,332x = 10,317,392 × 10,317,392
  4. Step 4: Simplify right side
    4,778,332x = 106,448,577,681,664
  5. Step 5: Solve for x
    x = 106,448,577,681,664/4,778,332
  6. Step 6: Final answer
    x = 22,277,350.69

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.