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Finding the Third Proportional to 8,963,840 and 12,885,880

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Solution

The third proportional to 8,963,840 and 12,885,880 is: 18,523,970.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,963,840 : 12,885,880 = 12,885,880 : x
  2. Step 2: Convert to fraction form
    8,963,840/12,885,880 = 12,885,880/x
  3. Step 3: Cross multiply
    8,963,840x = 12,885,880 × 12,885,880
  4. Step 4: Simplify right side
    8,963,840x = 166,045,903,374,400
  5. Step 5: Solve for x
    x = 166,045,903,374,400/8,963,840
  6. Step 6: Final answer
    x = 18,523,970.01

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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.