Home / 7,111,893.66-9,814,437.53-3,848,707.54

Finding the Fourth Proportional to 7,111,893.66, 9,814,437.53 and 3,848,707.54

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Solution

The fourth proportional to 7,111,893.66, 9,814,437.53 and 3,848,707.54 is: 5,311,229.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,111,893.66 : 9,814,437.53 = 3,848,707.54 : x
  2. Step 2: Convert to fraction form
    7,111,893.66/9,814,437.53 = 3,848,707.54/x
  3. Step 3: Cross multiply
    7,111,893.66x = 9,814,437.53 × 3,848,707.54
  4. Step 4: Simplify right side
    7,111,893.66x = 37,772,899,722,569.98
  5. Step 5: Solve for x
    x = 37,772,899,722,569.98/7,111,893.66
  6. Step 6: Final answer
    x = 5,311,229.54

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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.