Home / 7,111,887.75-9,814,322.07-3,848,626.98

Finding the Fourth Proportional to 7,111,887.75, 9,814,322.07 and 3,848,626.98

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Solution

The fourth proportional to 7,111,887.75, 9,814,322.07 and 3,848,626.98 is: 5,311,060.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,111,887.75 : 9,814,322.07 = 3,848,626.98 : x
  2. Step 2: Convert to fraction form
    7,111,887.75/9,814,322.07 = 3,848,626.98/x
  3. Step 3: Cross multiply
    7,111,887.75x = 9,814,322.07 × 3,848,626.98
  4. Step 4: Simplify right side
    7,111,887.75x = 37,771,664,709,011.45
  5. Step 5: Solve for x
    x = 37,771,664,709,011.45/7,111,887.75
  6. Step 6: Final answer
    x = 5,311,060.30

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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.