Home / 7,946,745.66-11,921,895.42-2,898,056.16

Finding the Fourth Proportional to 7,946,745.66, 11,921,895.42 and 2,898,056.16

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Solution

The fourth proportional to 7,946,745.66, 11,921,895.42 and 2,898,056.16 is: 4,347,732.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,946,745.66 : 11,921,895.42 = 2,898,056.16 : x
  2. Step 2: Convert to fraction form
    7,946,745.66/11,921,895.42 = 2,898,056.16/x
  3. Step 3: Cross multiply
    7,946,745.66x = 11,921,895.42 × 2,898,056.16
  4. Step 4: Simplify right side
    7,946,745.66x = 34,550,322,421,533.54
  5. Step 5: Solve for x
    x = 34,550,322,421,533.54/7,946,745.66
  6. Step 6: Final answer
    x = 4,347,732.26

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.