Home / 8,576,784.32-11,836,348.44-5,138,951.54

Finding the Fourth Proportional to 8,576,784.32, 11,836,348.44 and 5,138,951.54

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Solution

The fourth proportional to 8,576,784.32, 11,836,348.44 and 5,138,951.54 is: 7,091,984.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,576,784.32 : 11,836,348.44 = 5,138,951.54 : x
  2. Step 2: Convert to fraction form
    8,576,784.32/11,836,348.44 = 5,138,951.54/x
  3. Step 3: Cross multiply
    8,576,784.32x = 11,836,348.44 × 5,138,951.54
  4. Step 4: Simplify right side
    8,576,784.32x = 60,826,421,043,714.59
  5. Step 5: Solve for x
    x = 60,826,421,043,714.59/8,576,784.32
  6. Step 6: Final answer
    x = 7,091,984.45

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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.