Home / 6,879,950.66-9,494,338.02-3,782,526.78

Finding the Fourth Proportional to 6,879,950.66, 9,494,338.02 and 3,782,526.78

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Solution

The fourth proportional to 6,879,950.66, 9,494,338.02 and 3,782,526.78 is: 5,219,890.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,879,950.66 : 9,494,338.02 = 3,782,526.78 : x
  2. Step 2: Convert to fraction form
    6,879,950.66/9,494,338.02 = 3,782,526.78/x
  3. Step 3: Cross multiply
    6,879,950.66x = 9,494,338.02 × 3,782,526.78
  4. Step 4: Simplify right side
    6,879,950.66x = 35,912,587,819,022.17
  5. Step 5: Solve for x
    x = 35,912,587,819,022.17/6,879,950.66
  6. Step 6: Final answer
    x = 5,219,890.32

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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.