Home / 5,563,969.21-7,674,442.77-3,913,616.47

Finding the Fourth Proportional to 5,563,969.21, 7,674,442.77 and 3,913,616.47

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Solution

The fourth proportional to 5,563,969.21, 7,674,442.77 and 3,913,616.47 is: 5,398,093.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,563,969.21 : 7,674,442.77 = 3,913,616.47 : x
  2. Step 2: Convert to fraction form
    5,563,969.21/7,674,442.77 = 3,913,616.47/x
  3. Step 3: Cross multiply
    5,563,969.21x = 7,674,442.77 × 3,913,616.47
  4. Step 4: Simplify right side
    5,563,969.21x = 30,034,825,622,744.42
  5. Step 5: Solve for x
    x = 30,034,825,622,744.42/5,563,969.21
  6. Step 6: Final answer
    x = 5,398,093.43

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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.