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Finding the Third Proportional to 3,775,392 and 8,151,840

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Solution

The third proportional to 3,775,392 and 8,151,840 is: 17,601,482.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,775,392 : 8,151,840 = 8,151,840 : x
  2. Step 2: Convert to fraction form
    3,775,392/8,151,840 = 8,151,840/x
  3. Step 3: Cross multiply
    3,775,392x = 8,151,840 × 8,151,840
  4. Step 4: Simplify right side
    3,775,392x = 66,452,495,385,600
  5. Step 5: Solve for x
    x = 66,452,495,385,600/3,775,392
  6. Step 6: Final answer
    x = 17,601,482.28

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.