Home / 7,111,253.95-9,813,556.46-3,848,068.70

Finding the Fourth Proportional to 7,111,253.95, 9,813,556.46 and 3,848,068.70

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Solution

The fourth proportional to 7,111,253.95, 9,813,556.46 and 3,848,068.70 is: 5,310,348.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,111,253.95 : 9,813,556.46 = 3,848,068.70 : x
  2. Step 2: Convert to fraction form
    7,111,253.95/9,813,556.46 = 3,848,068.70/x
  3. Step 3: Cross multiply
    7,111,253.95x = 9,813,556.46 × 3,848,068.70
  4. Step 4: Simplify right side
    7,111,253.95x = 37,763,239,449,408.80
  5. Step 5: Solve for x
    x = 37,763,239,449,408.80/7,111,253.95
  6. Step 6: Final answer
    x = 5,310,348.88

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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.