Home / 8,514,905.56-12,777,205.38-3,122,837.08

Finding the Fourth Proportional to 8,514,905.56, 12,777,205.38 and 3,122,837.08

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Solution

The fourth proportional to 8,514,905.56, 12,777,205.38 and 3,122,837.08 is: 4,686,033.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,514,905.56 : 12,777,205.38 = 3,122,837.08 : x
  2. Step 2: Convert to fraction form
    8,514,905.56/12,777,205.38 = 3,122,837.08/x
  3. Step 3: Cross multiply
    8,514,905.56x = 12,777,205.38 × 3,122,837.08
  4. Step 4: Simplify right side
    8,514,905.56x = 39,901,130,739,439.49
  5. Step 5: Solve for x
    x = 39,901,130,739,439.49/8,514,905.56
  6. Step 6: Final answer
    x = 4,686,033.27

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.