Home / 5,390,576.39-7,439,647.77-3,068,033.63

Finding the Fourth Proportional to 5,390,576.39, 7,439,647.77 and 3,068,033.63

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Solution

The fourth proportional to 5,390,576.39, 7,439,647.77 and 3,068,033.63 is: 4,234,257.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,390,576.39 : 7,439,647.77 = 3,068,033.63 : x
  2. Step 2: Convert to fraction form
    5,390,576.39/7,439,647.77 = 3,068,033.63/x
  3. Step 3: Cross multiply
    5,390,576.39x = 7,439,647.77 × 3,068,033.63
  4. Step 4: Simplify right side
    5,390,576.39x = 22,825,089,516,516.27
  5. Step 5: Solve for x
    x = 22,825,089,516,516.27/5,390,576.39
  6. Step 6: Final answer
    x = 4,234,257.68

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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.