Home / 6,881,715.68-10,321,907.15-2,089,446.46

Finding the Fourth Proportional to 6,881,715.68, 10,321,907.15 and 2,089,446.46

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Solution

The fourth proportional to 6,881,715.68, 10,321,907.15 and 2,089,446.46 is: 3,133,967.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,881,715.68 : 10,321,907.15 = 2,089,446.46 : x
  2. Step 2: Convert to fraction form
    6,881,715.68/10,321,907.15 = 2,089,446.46/x
  3. Step 3: Cross multiply
    6,881,715.68x = 10,321,907.15 × 2,089,446.46
  4. Step 4: Simplify right side
    6,881,715.68x = 21,567,072,334,435.04
  5. Step 5: Solve for x
    x = 21,567,072,334,435.04/6,881,715.68
  6. Step 6: Final answer
    x = 3,133,967.36

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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.