Home / 7,193,828.58-9,927,467.82-3,930,666.54

Finding the Fourth Proportional to 7,193,828.58, 9,927,467.82 and 3,930,666.54

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Solution

The fourth proportional to 7,193,828.58, 9,927,467.82 and 3,930,666.54 is: 5,424,311.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,193,828.58 : 9,927,467.82 = 3,930,666.54 : x
  2. Step 2: Convert to fraction form
    7,193,828.58/9,927,467.82 = 3,930,666.54/x
  3. Step 3: Cross multiply
    7,193,828.58x = 9,927,467.82 × 3,930,666.54
  4. Step 4: Simplify right side
    7,193,828.58x = 39,021,565,587,000.74
  5. Step 5: Solve for x
    x = 39,021,565,587,000.74/7,193,828.58
  6. Step 6: Final answer
    x = 5,424,311.29

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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.