Home / 18,725,644.82-28,088,467.22-5,262,472.82

Finding the Fourth Proportional to 18,725,644.82, 28,088,467.22 and 5,262,472.82

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Solution

The fourth proportional to 18,725,644.82, 28,088,467.22 and 5,262,472.82 is: 7,893,709.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,725,644.82 : 28,088,467.22 = 5,262,472.82 : x
  2. Step 2: Convert to fraction form
    18,725,644.82/28,088,467.22 = 5,262,472.82/x
  3. Step 3: Cross multiply
    18,725,644.82x = 28,088,467.22 × 5,262,472.82
  4. Step 4: Simplify right side
    18,725,644.82x = 147,814,795,173,424.81
  5. Step 5: Solve for x
    x = 147,814,795,173,424.81/18,725,644.82
  6. Step 6: Final answer
    x = 7,893,709.22

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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.