Home / 12,113,061.75-18,618,610.50

Finding the Third Proportional to 12,113,061.75 and 18,618,610.50

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Solution

The third proportional to 12,113,061.75 and 18,618,610.50 is: 28,618,087.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,113,061.75 : 18,618,610.50 = 18,618,610.50 : x
  2. Step 2: Convert to fraction form
    12,113,061.75/18,618,610.50 = 18,618,610.50/x
  3. Step 3: Cross multiply
    12,113,061.75x = 18,618,610.50 × 18,618,610.50
  4. Step 4: Simplify right side
    12,113,061.75x = 346,652,656,950,710.25
  5. Step 5: Solve for x
    x = 346,652,656,950,710.25/12,113,061.75
  6. Step 6: Final answer
    x = 28,618,087.16

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.