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Finding the Third Proportional to 19,258,566 and 29,916,225

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Solution

The third proportional to 19,258,566 and 29,916,225 is: 46,471,815.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,258,566 : 29,916,225 = 29,916,225 : x
  2. Step 2: Convert to fraction form
    19,258,566/29,916,225 = 29,916,225/x
  3. Step 3: Cross multiply
    19,258,566x = 29,916,225 × 29,916,225
  4. Step 4: Simplify right side
    19,258,566x = 894,980,518,250,625
  5. Step 5: Solve for x
    x = 894,980,518,250,625/19,258,566
  6. Step 6: Final answer
    x = 46,471,815.10

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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.