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Finding the Third Proportional to 3,798,274 and 8,785,457

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Solution

The third proportional to 3,798,274 and 8,785,457 is: 20,320,875.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,798,274 : 8,785,457 = 8,785,457 : x
  2. Step 2: Convert to fraction form
    3,798,274/8,785,457 = 8,785,457/x
  3. Step 3: Cross multiply
    3,798,274x = 8,785,457 × 8,785,457
  4. Step 4: Simplify right side
    3,798,274x = 77,184,254,698,849
  5. Step 5: Solve for x
    x = 77,184,254,698,849/3,798,274
  6. Step 6: Final answer
    x = 20,320,875.93

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Why These Related Problems?

These problems maintain the same ratio (2.31) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.