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Finding the Third Proportional to 5,755,655 and 8,315,239

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Solution

The third proportional to 5,755,655 and 8,315,239 is: 12,013,089.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,755,655 : 8,315,239 = 8,315,239 : x
  2. Step 2: Convert to fraction form
    5,755,655/8,315,239 = 8,315,239/x
  3. Step 3: Cross multiply
    5,755,655x = 8,315,239 × 8,315,239
  4. Step 4: Simplify right side
    5,755,655x = 69,143,199,627,121
  5. Step 5: Solve for x
    x = 69,143,199,627,121/5,755,655
  6. Step 6: Final answer
    x = 12,013,089.67

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Why These Related Problems?

These problems maintain the same ratio (1.44) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.