Home / 51,871,174.52-71,583,867.24-28,349,195.36

Finding the Fourth Proportional to 51,871,174.52, 71,583,867.24 and 28,349,195.36

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Solution

The fourth proportional to 51,871,174.52, 71,583,867.24 and 28,349,195.36 is: 39,122,789.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,871,174.52 : 71,583,867.24 = 28,349,195.36 : x
  2. Step 2: Convert to fraction form
    51,871,174.52/71,583,867.24 = 28,349,195.36/x
  3. Step 3: Cross multiply
    51,871,174.52x = 71,583,867.24 × 28,349,195.36
  4. Step 4: Simplify right side
    51,871,174.52x = 2,029,345,037,011,063.75
  5. Step 5: Solve for x
    x = 2,029,345,037,011,063.75/51,871,174.52
  6. Step 6: Final answer
    x = 39,122,789.41

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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.