Home / 34,188,005.72-47,177,579.18-18,715,097.36

Finding the Fourth Proportional to 34,188,005.72, 47,177,579.18 and 18,715,097.36

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Solution

The fourth proportional to 34,188,005.72, 47,177,579.18 and 18,715,097.36 is: 25,825,811.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,188,005.72 : 47,177,579.18 = 18,715,097.36 : x
  2. Step 2: Convert to fraction form
    34,188,005.72/47,177,579.18 = 18,715,097.36/x
  3. Step 3: Cross multiply
    34,188,005.72x = 47,177,579.18 × 18,715,097.36
  4. Step 4: Simplify right side
    34,188,005.72x = 882,932,987,562,808.88
  5. Step 5: Solve for x
    x = 882,932,987,562,808.88/34,188,005.72
  6. Step 6: Final answer
    x = 25,825,811.39

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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.