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Finding the Third Proportional to 18,254,018 and 39,099,316

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Solution

The third proportional to 18,254,018 and 39,099,316 is: 83,749,041.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,254,018 : 39,099,316 = 39,099,316 : x
  2. Step 2: Convert to fraction form
    18,254,018/39,099,316 = 39,099,316/x
  3. Step 3: Cross multiply
    18,254,018x = 39,099,316 × 39,099,316
  4. Step 4: Simplify right side
    18,254,018x = 1,528,756,511,667,856
  5. Step 5: Solve for x
    x = 1,528,756,511,667,856/18,254,018
  6. Step 6: Final answer
    x = 83,749,041.54

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.