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Finding the Third Proportional to 13,303,872 and 28,736,640

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Solution

The third proportional to 13,303,872 and 28,736,640 is: 62,071,739.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,303,872 : 28,736,640 = 28,736,640 : x
  2. Step 2: Convert to fraction form
    13,303,872/28,736,640 = 28,736,640/x
  3. Step 3: Cross multiply
    13,303,872x = 28,736,640 × 28,736,640
  4. Step 4: Simplify right side
    13,303,872x = 825,794,478,489,600
  5. Step 5: Solve for x
    x = 825,794,478,489,600/13,303,872
  6. Step 6: Final answer
    x = 62,071,739.60

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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.