Home / 5,065,521.88-6,990,350.31-2,773,682.56

Finding the Fourth Proportional to 5,065,521.88, 6,990,350.31 and 2,773,682.56

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Solution

The fourth proportional to 5,065,521.88, 6,990,350.31 and 2,773,682.56 is: 3,827,643.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,065,521.88 : 6,990,350.31 = 2,773,682.56 : x
  2. Step 2: Convert to fraction form
    5,065,521.88/6,990,350.31 = 2,773,682.56/x
  3. Step 3: Cross multiply
    5,065,521.88x = 6,990,350.31 × 2,773,682.56
  4. Step 4: Simplify right side
    5,065,521.88x = 19,389,012,743,137.59
  5. Step 5: Solve for x
    x = 19,389,012,743,137.59/5,065,521.88
  6. Step 6: Final answer
    x = 3,827,643.67

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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.