Home / 14,975,109.75-21,399,778.50

Finding the Third Proportional to 14,975,109.75 and 21,399,778.50

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Solution

The third proportional to 14,975,109.75 and 21,399,778.50 is: 30,580,778.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,975,109.75 : 21,399,778.50 = 21,399,778.50 : x
  2. Step 2: Convert to fraction form
    14,975,109.75/21,399,778.50 = 21,399,778.50/x
  3. Step 3: Cross multiply
    14,975,109.75x = 21,399,778.50 × 21,399,778.50
  4. Step 4: Simplify right side
    14,975,109.75x = 457,950,519,849,062.25
  5. Step 5: Solve for x
    x = 457,950,519,849,062.25/14,975,109.75
  6. Step 6: Final answer
    x = 30,580,778.87

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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.