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Finding the Third Proportional to 4,540,278 and 9,634,020

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Solution

The third proportional to 4,540,278 and 9,634,020 is: 20,442,435.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,540,278 : 9,634,020 = 9,634,020 : x
  2. Step 2: Convert to fraction form
    4,540,278/9,634,020 = 9,634,020/x
  3. Step 3: Cross multiply
    4,540,278x = 9,634,020 × 9,634,020
  4. Step 4: Simplify right side
    4,540,278x = 92,814,341,360,400
  5. Step 5: Solve for x
    x = 92,814,341,360,400/4,540,278
  6. Step 6: Final answer
    x = 20,442,435.76

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Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.