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Finding the Third Proportional to 12,459,888 and 18,216,792

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Solution

The third proportional to 12,459,888 and 18,216,792 is: 26,633,586.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,459,888 : 18,216,792 = 18,216,792 : x
  2. Step 2: Convert to fraction form
    12,459,888/18,216,792 = 18,216,792/x
  3. Step 3: Cross multiply
    12,459,888x = 18,216,792 × 18,216,792
  4. Step 4: Simplify right side
    12,459,888x = 331,851,510,771,264
  5. Step 5: Solve for x
    x = 331,851,510,771,264/12,459,888
  6. Step 6: Final answer
    x = 26,633,586.98

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Why These Related Problems?

These problems maintain the same ratio (1.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.