Home / 15,795,977.34-21,798,493.96-8,826,917.52

Finding the Fourth Proportional to 15,795,977.34, 21,798,493.96 and 8,826,917.52

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Solution

The fourth proportional to 15,795,977.34, 21,798,493.96 and 8,826,917.52 is: 12,181,171.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,795,977.34 : 21,798,493.96 = 8,826,917.52 : x
  2. Step 2: Convert to fraction form
    15,795,977.34/21,798,493.96 = 8,826,917.52/x
  3. Step 3: Cross multiply
    15,795,977.34x = 21,798,493.96 × 8,826,917.52
  4. Step 4: Simplify right side
    15,795,977.34x = 192,413,508,137,440.94
  5. Step 5: Solve for x
    x = 192,413,508,137,440.94/15,795,977.34
  6. Step 6: Final answer
    x = 12,181,171.45

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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.