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Finding the Third Proportional to 20,642,875 and 30,962,308

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Solution

The third proportional to 20,642,875 and 30,962,308 is: 46,440,455.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,642,875 : 30,962,308 = 30,962,308 : x
  2. Step 2: Convert to fraction form
    20,642,875/30,962,308 = 30,962,308/x
  3. Step 3: Cross multiply
    20,642,875x = 30,962,308 × 30,962,308
  4. Step 4: Simplify right side
    20,642,875x = 958,664,516,686,864
  5. Step 5: Solve for x
    x = 958,664,516,686,864/20,642,875
  6. Step 6: Final answer
    x = 46,440,455.44

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.