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Finding the Third Proportional to 4,327,994 and 9,408,316

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Solution

The third proportional to 4,327,994 and 9,408,316 is: 20,452,063.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,327,994 : 9,408,316 = 9,408,316 : x
  2. Step 2: Convert to fraction form
    4,327,994/9,408,316 = 9,408,316/x
  3. Step 3: Cross multiply
    4,327,994x = 9,408,316 × 9,408,316
  4. Step 4: Simplify right side
    4,327,994x = 88,516,409,955,856
  5. Step 5: Solve for x
    x = 88,516,409,955,856/4,327,994
  6. Step 6: Final answer
    x = 20,452,063.93

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.