Home / 9,581,243.07-13,188,554.94-8,355,385.83

Finding the Fourth Proportional to 9,581,243.07, 13,188,554.94 and 8,355,385.83

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Solution

The fourth proportional to 9,581,243.07, 13,188,554.94 and 8,355,385.83 is: 11,501,165.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,581,243.07 : 13,188,554.94 = 8,355,385.83 : x
  2. Step 2: Convert to fraction form
    9,581,243.07/13,188,554.94 = 8,355,385.83/x
  3. Step 3: Cross multiply
    9,581,243.07x = 13,188,554.94 × 8,355,385.83
  4. Step 4: Simplify right side
    9,581,243.07x = 110,195,465,048,339.09
  5. Step 5: Solve for x
    x = 110,195,465,048,339.09/9,581,243.07
  6. Step 6: Final answer
    x = 11,501,165.79

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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.