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Finding the Third Proportional to 18,648,048 and 28,800,216

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Solution

The third proportional to 18,648,048 and 28,800,216 is: 44,479,317.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,648,048 : 28,800,216 = 28,800,216 : x
  2. Step 2: Convert to fraction form
    18,648,048/28,800,216 = 28,800,216/x
  3. Step 3: Cross multiply
    18,648,048x = 28,800,216 × 28,800,216
  4. Step 4: Simplify right side
    18,648,048x = 829,452,441,646,656
  5. Step 5: Solve for x
    x = 829,452,441,646,656/18,648,048
  6. Step 6: Final answer
    x = 44,479,317.17

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.