Home / 7,581,427.32-11,370,464.34-2,188,905.24

Finding the Fourth Proportional to 7,581,427.32, 11,370,464.34 and 2,188,905.24

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Solution

The fourth proportional to 7,581,427.32, 11,370,464.34 and 2,188,905.24 is: 3,282,873.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,581,427.32 : 11,370,464.34 = 2,188,905.24 : x
  2. Step 2: Convert to fraction form
    7,581,427.32/11,370,464.34 = 2,188,905.24/x
  3. Step 3: Cross multiply
    7,581,427.32x = 11,370,464.34 × 2,188,905.24
  4. Step 4: Simplify right side
    7,581,427.32x = 24,888,868,975,059.14
  5. Step 5: Solve for x
    x = 24,888,868,975,059.14/7,581,427.32
  6. Step 6: Final answer
    x = 3,282,873.78

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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.