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Finding the Third Proportional to 14,975,670.75 and 21,400,623

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Solution

The third proportional to 14,975,670.75 and 21,400,623 is: 30,582,046.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,975,670.75 : 21,400,623 = 21,400,623 : x
  2. Step 2: Convert to fraction form
    14,975,670.75/21,400,623 = 21,400,623/x
  3. Step 3: Cross multiply
    14,975,670.75x = 21,400,623 × 21,400,623
  4. Step 4: Simplify right side
    14,975,670.75x = 457,986,664,788,129
  5. Step 5: Solve for x
    x = 457,986,664,788,129/14,975,670.75
  6. Step 6: Final answer
    x = 30,582,046.87

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Why These Related Problems?

These problems maintain the same ratio (1.43) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.