Home / 6,866,136.50-10,300,999.41-3,984,733.42

Finding the Fourth Proportional to 6,866,136.50, 10,300,999.41 and 3,984,733.42

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Solution

The fourth proportional to 6,866,136.50, 10,300,999.41 and 3,984,733.42 is: 5,978,141.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,866,136.50 : 10,300,999.41 = 3,984,733.42 : x
  2. Step 2: Convert to fraction form
    6,866,136.50/10,300,999.41 = 3,984,733.42/x
  3. Step 3: Cross multiply
    6,866,136.50x = 10,300,999.41 × 3,984,733.42
  4. Step 4: Simplify right side
    6,866,136.50x = 41,046,736,582,674.78
  5. Step 5: Solve for x
    x = 41,046,736,582,674.78/6,866,136.50
  6. Step 6: Final answer
    x = 5,978,141.65

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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.