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Finding the Third Proportional to 19,258,560 and 29,916,216

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Solution

The third proportional to 19,258,560 and 29,916,216 is: 46,471,801.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,258,560 : 29,916,216 = 29,916,216 : x
  2. Step 2: Convert to fraction form
    19,258,560/29,916,216 = 29,916,216/x
  3. Step 3: Cross multiply
    19,258,560x = 29,916,216 × 29,916,216
  4. Step 4: Simplify right side
    19,258,560x = 894,979,979,758,656
  5. Step 5: Solve for x
    x = 894,979,979,758,656/19,258,560
  6. Step 6: Final answer
    x = 46,471,801.62

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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.