Home / 14,664,216.88-20,234,553.56-8,782,472.64

Finding the Fourth Proportional to 14,664,216.88, 20,234,553.56 and 8,782,472.64

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Solution

The fourth proportional to 14,664,216.88, 20,234,553.56 and 8,782,472.64 is: 12,118,575.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,664,216.88 : 20,234,553.56 = 8,782,472.64 : x
  2. Step 2: Convert to fraction form
    14,664,216.88/20,234,553.56 = 8,782,472.64/x
  3. Step 3: Cross multiply
    14,664,216.88x = 20,234,553.56 × 8,782,472.64
  4. Step 4: Simplify right side
    14,664,216.88x = 177,709,413,023,314.59
  5. Step 5: Solve for x
    x = 177,709,413,023,314.59/14,664,216.88
  6. Step 6: Final answer
    x = 12,118,575.06

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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.