Home / 12,154,920.75-18,541,082.25

Finding the Third Proportional to 12,154,920.75 and 18,541,082.25

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Solution

The third proportional to 12,154,920.75 and 18,541,082.25 is: 28,282,515.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,154,920.75 : 18,541,082.25 = 18,541,082.25 : x
  2. Step 2: Convert to fraction form
    12,154,920.75/18,541,082.25 = 18,541,082.25/x
  3. Step 3: Cross multiply
    12,154,920.75x = 18,541,082.25 × 18,541,082.25
  4. Step 4: Simplify right side
    12,154,920.75x = 343,771,731,001,265.06
  5. Step 5: Solve for x
    x = 343,771,731,001,265.06/12,154,920.75
  6. Step 6: Final answer
    x = 28,282,515.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.