Home / 5,265,942.40-7,898,913.60-3,670,307.20

Finding the Fourth Proportional to 5,265,942.40, 7,898,913.60 and 3,670,307.20

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Solution

The fourth proportional to 5,265,942.40, 7,898,913.60 and 3,670,307.20 is: 5,505,460.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,265,942.40 : 7,898,913.60 = 3,670,307.20 : x
  2. Step 2: Convert to fraction form
    5,265,942.40/7,898,913.60 = 3,670,307.20/x
  3. Step 3: Cross multiply
    5,265,942.40x = 7,898,913.60 × 3,670,307.20
  4. Step 4: Simplify right side
    5,265,942.40x = 28,991,439,458,257.92
  5. Step 5: Solve for x
    x = 28,991,439,458,257.92/5,265,942.40
  6. Step 6: Final answer
    x = 5,505,460.80

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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.