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Finding the Third Proportional to 21,232,087 and 43,355,355

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Solution

The third proportional to 21,232,087 and 43,355,355 is: 88,530,477.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,232,087 : 43,355,355 = 43,355,355 : x
  2. Step 2: Convert to fraction form
    21,232,087/43,355,355 = 43,355,355/x
  3. Step 3: Cross multiply
    21,232,087x = 43,355,355 × 43,355,355
  4. Step 4: Simplify right side
    21,232,087x = 1,879,686,807,176,025
  5. Step 5: Solve for x
    x = 1,879,686,807,176,025/21,232,087
  6. Step 6: Final answer
    x = 88,530,477.82

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Why These Related Problems?

These problems maintain the same ratio (2.04) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.