Home / 7,329,728.16-10,995,291.84-2,279,682.72

Finding the Fourth Proportional to 7,329,728.16, 10,995,291.84 and 2,279,682.72

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Solution

The fourth proportional to 7,329,728.16, 10,995,291.84 and 2,279,682.72 is: 3,419,741.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,329,728.16 : 10,995,291.84 = 2,279,682.72 : x
  2. Step 2: Convert to fraction form
    7,329,728.16/10,995,291.84 = 2,279,682.72/x
  3. Step 3: Cross multiply
    7,329,728.16x = 10,995,291.84 × 2,279,682.72
  4. Step 4: Simplify right side
    7,329,728.16x = 25,065,776,809,005.01
  5. Step 5: Solve for x
    x = 25,065,776,809,005.01/7,329,728.16
  6. Step 6: Final answer
    x = 3,419,741.67

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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.