Home / 5,137,056.39-7,089,252.30-2,931,874.94

Finding the Fourth Proportional to 5,137,056.39, 7,089,252.30 and 2,931,874.94

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Solution

The fourth proportional to 5,137,056.39, 7,089,252.30 and 2,931,874.94 is: 4,046,052.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,137,056.39 : 7,089,252.30 = 2,931,874.94 : x
  2. Step 2: Convert to fraction form
    5,137,056.39/7,089,252.30 = 2,931,874.94/x
  3. Step 3: Cross multiply
    5,137,056.39x = 7,089,252.30 × 2,931,874.94
  4. Step 4: Simplify right side
    5,137,056.39x = 20,784,801,143,797.50
  5. Step 5: Solve for x
    x = 20,784,801,143,797.50/5,137,056.39
  6. Step 6: Final answer
    x = 4,046,052.76

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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.