Home / 27,654,020.35-38,156,850.67-15,891,016.67

Finding the Fourth Proportional to 27,654,020.35, 38,156,850.67 and 15,891,016.67

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Solution

The fourth proportional to 27,654,020.35, 38,156,850.67 and 15,891,016.67 is: 21,926,329.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,654,020.35 : 38,156,850.67 = 15,891,016.67 : x
  2. Step 2: Convert to fraction form
    27,654,020.35/38,156,850.67 = 15,891,016.67/x
  3. Step 3: Cross multiply
    27,654,020.35x = 38,156,850.67 × 15,891,016.67
  4. Step 4: Simplify right side
    27,654,020.35x = 606,351,150,071,670.75
  5. Step 5: Solve for x
    x = 606,351,150,071,670.75/27,654,020.35
  6. Step 6: Final answer
    x = 21,926,329.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.