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Finding the Third Proportional to 19,258,736 and 29,916,480

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Solution

The third proportional to 19,258,736 and 29,916,480 is: 46,472,197.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,258,736 : 29,916,480 = 29,916,480 : x
  2. Step 2: Convert to fraction form
    19,258,736/29,916,480 = 29,916,480/x
  3. Step 3: Cross multiply
    19,258,736x = 29,916,480 × 29,916,480
  4. Step 4: Simplify right side
    19,258,736x = 894,995,775,590,400
  5. Step 5: Solve for x
    x = 894,995,775,590,400/19,258,736
  6. Step 6: Final answer
    x = 46,472,197.12

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.