Home / 5,424,065.87-7,484,716.13-3,218,548.59

Finding the Fourth Proportional to 5,424,065.87, 7,484,716.13 and 3,218,548.59

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Solution

The fourth proportional to 5,424,065.87, 7,484,716.13 and 3,218,548.59 is: 4,441,303.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,424,065.87 : 7,484,716.13 = 3,218,548.59 : x
  2. Step 2: Convert to fraction form
    5,424,065.87/7,484,716.13 = 3,218,548.59/x
  3. Step 3: Cross multiply
    5,424,065.87x = 7,484,716.13 × 3,218,548.59
  4. Step 4: Simplify right side
    5,424,065.87x = 24,089,922,530,669.01
  5. Step 5: Solve for x
    x = 24,089,922,530,669.01/5,424,065.87
  6. Step 6: Final answer
    x = 4,441,303.47

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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.