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Finding the Third Proportional to 30,036,330 and 46,530,223

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Solution

The third proportional to 30,036,330 and 46,530,223 is: 72,081,431.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,036,330 : 46,530,223 = 46,530,223 : x
  2. Step 2: Convert to fraction form
    30,036,330/46,530,223 = 46,530,223/x
  3. Step 3: Cross multiply
    30,036,330x = 46,530,223 × 46,530,223
  4. Step 4: Simplify right side
    30,036,330x = 2,165,061,652,429,729
  5. Step 5: Solve for x
    x = 2,165,061,652,429,729/30,036,330
  6. Step 6: Final answer
    x = 72,081,431.13

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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.