Home / 51,652,622.91-71,283,843.41-28,447,743.72

Finding the Fourth Proportional to 51,652,622.91, 71,283,843.41 and 28,447,743.72

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Solution

The fourth proportional to 51,652,622.91, 71,283,843.41 and 28,447,743.72 is: 39,259,661.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,652,622.91 : 71,283,843.41 = 28,447,743.72 : x
  2. Step 2: Convert to fraction form
    51,652,622.91/71,283,843.41 = 28,447,743.72/x
  3. Step 3: Cross multiply
    51,652,622.91x = 71,283,843.41 × 28,447,743.72
  4. Step 4: Simplify right side
    51,652,622.91x = 2,027,864,508,562,052
  5. Step 5: Solve for x
    x = 2,027,864,508,562,052/51,652,622.91
  6. Step 6: Final answer
    x = 39,259,661.84

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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.