Home / 27,527,860.78-41,289,123-8,358,786.34

Finding the Fourth Proportional to 27,527,860.78, 41,289,123 and 8,358,786.34

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Solution

The fourth proportional to 27,527,860.78, 41,289,123 and 8,358,786.34 is: 12,537,369.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,527,860.78 : 41,289,123 = 8,358,786.34 : x
  2. Step 2: Convert to fraction form
    27,527,860.78/41,289,123 = 8,358,786.34/x
  3. Step 3: Cross multiply
    27,527,860.78x = 41,289,123 × 8,358,786.34
  4. Step 4: Simplify right side
    27,527,860.78x = 345,126,957,322,979.81
  5. Step 5: Solve for x
    x = 345,126,957,322,979.81/27,527,860.78
  6. Step 6: Final answer
    x = 12,537,369.32

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.