Home / 48,147,620.94-66,443,709.51-27,521,509.86

Finding the Fourth Proportional to 48,147,620.94, 66,443,709.51 and 27,521,509.86

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Solution

The fourth proportional to 48,147,620.94, 66,443,709.51 and 27,521,509.86 is: 37,979,679.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,147,620.94 : 66,443,709.51 = 27,521,509.86 : x
  2. Step 2: Convert to fraction form
    48,147,620.94/66,443,709.51 = 27,521,509.86/x
  3. Step 3: Cross multiply
    48,147,620.94x = 66,443,709.51 × 27,521,509.86
  4. Step 4: Simplify right side
    48,147,620.94x = 1,828,631,206,414,440.75
  5. Step 5: Solve for x
    x = 1,828,631,206,414,440.75/48,147,620.94
  6. Step 6: Final answer
    x = 37,979,679.38

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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.