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Finding the Third Proportional to 18,445,312 and 29,466,816

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Solution

The third proportional to 18,445,312 and 29,466,816 is: 47,073,925.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,445,312 : 29,466,816 = 29,466,816 : x
  2. Step 2: Convert to fraction form
    18,445,312/29,466,816 = 29,466,816/x
  3. Step 3: Cross multiply
    18,445,312x = 29,466,816 × 29,466,816
  4. Step 4: Simplify right side
    18,445,312x = 868,293,245,177,856
  5. Step 5: Solve for x
    x = 868,293,245,177,856/18,445,312
  6. Step 6: Final answer
    x = 47,073,925.62

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Why These Related Problems?

These problems maintain the same ratio (1.60) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.