Home / 9,378,427.56-14,067,378.88-2,989,063.32

Finding the Fourth Proportional to 9,378,427.56, 14,067,378.88 and 2,989,063.32

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Solution

The fourth proportional to 9,378,427.56, 14,067,378.88 and 2,989,063.32 is: 4,483,511.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,378,427.56 : 14,067,378.88 = 2,989,063.32 : x
  2. Step 2: Convert to fraction form
    9,378,427.56/14,067,378.88 = 2,989,063.32/x
  3. Step 3: Cross multiply
    9,378,427.56x = 14,067,378.88 × 2,989,063.32
  4. Step 4: Simplify right side
    9,378,427.56x = 42,048,286,218,750.68
  5. Step 5: Solve for x
    x = 42,048,286,218,750.68/9,378,427.56
  6. Step 6: Final answer
    x = 4,483,511.33

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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.