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Finding the Third Proportional to 12,634,946 and 19,989,598

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Solution

The third proportional to 12,634,946 and 19,989,598 is: 31,625,305.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,634,946 : 19,989,598 = 19,989,598 : x
  2. Step 2: Convert to fraction form
    12,634,946/19,989,598 = 19,989,598/x
  3. Step 3: Cross multiply
    12,634,946x = 19,989,598 × 19,989,598
  4. Step 4: Simplify right side
    12,634,946x = 399,584,028,201,604
  5. Step 5: Solve for x
    x = 399,584,028,201,604/12,634,946
  6. Step 6: Final answer
    x = 31,625,305.58

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Why These Related Problems?

These problems maintain the same ratio (1.58) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.