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Finding the Third Proportional to 13,317,993 and 28,657,258.50

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Solution

The third proportional to 13,317,993 and 28,657,258.50 is: 61,663,830.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,317,993 : 28,657,258.50 = 28,657,258.50 : x
  2. Step 2: Convert to fraction form
    13,317,993/28,657,258.50 = 28,657,258.50/x
  3. Step 3: Cross multiply
    13,317,993x = 28,657,258.50 × 28,657,258.50
  4. Step 4: Simplify right side
    13,317,993x = 821,238,464,735,822.25
  5. Step 5: Solve for x
    x = 821,238,464,735,822.25/13,317,993
  6. Step 6: Final answer
    x = 61,663,830.63

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.