Home / 27,347,491.56-37,738,894.50-15,124,086.12

Finding the Fourth Proportional to 27,347,491.56, 37,738,894.50 and 15,124,086.12

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Solution

The fourth proportional to 27,347,491.56, 37,738,894.50 and 15,124,086.12 is: 20,870,882.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,347,491.56 : 37,738,894.50 = 15,124,086.12 : x
  2. Step 2: Convert to fraction form
    27,347,491.56/37,738,894.50 = 15,124,086.12/x
  3. Step 3: Cross multiply
    27,347,491.56x = 37,738,894.50 × 15,124,086.12
  4. Step 4: Simplify right side
    27,347,491.56x = 570,766,290,491,594.25
  5. Step 5: Solve for x
    x = 570,766,290,491,594.25/27,347,491.56
  6. Step 6: Final answer
    x = 20,870,882.77

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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.