Home / 7,178,160.60-10,769,141.70-3,132,912.60

Finding the Fourth Proportional to 7,178,160.60, 10,769,141.70 and 3,132,912.60

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Solution

The fourth proportional to 7,178,160.60, 10,769,141.70 and 3,132,912.60 is: 4,700,198.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,178,160.60 : 10,769,141.70 = 3,132,912.60 : x
  2. Step 2: Convert to fraction form
    7,178,160.60/10,769,141.70 = 3,132,912.60/x
  3. Step 3: Cross multiply
    7,178,160.60x = 10,769,141.70 × 3,132,912.60
  4. Step 4: Simplify right side
    7,178,160.60x = 33,738,779,723,115.42
  5. Step 5: Solve for x
    x = 33,738,779,723,115.42/7,178,160.60
  6. Step 6: Final answer
    x = 4,700,198.51

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.