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Finding the Third Proportional to 2,931,090 and 6,363,508

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Solution

The third proportional to 2,931,090 and 6,363,508 is: 13,815,418.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,931,090 : 6,363,508 = 6,363,508 : x
  2. Step 2: Convert to fraction form
    2,931,090/6,363,508 = 6,363,508/x
  3. Step 3: Cross multiply
    2,931,090x = 6,363,508 × 6,363,508
  4. Step 4: Simplify right side
    2,931,090x = 40,494,234,066,064
  5. Step 5: Solve for x
    x = 40,494,234,066,064/2,931,090
  6. Step 6: Final answer
    x = 13,815,418.18

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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.