Home / 12,439,824.57-18,668,144.42-4,352,870.27

Finding the Fourth Proportional to 12,439,824.57, 18,668,144.42 and 4,352,870.27

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Solution

The fourth proportional to 12,439,824.57, 18,668,144.42 and 4,352,870.27 is: 6,532,247.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,439,824.57 : 18,668,144.42 = 4,352,870.27 : x
  2. Step 2: Convert to fraction form
    12,439,824.57/18,668,144.42 = 4,352,870.27/x
  3. Step 3: Cross multiply
    12,439,824.57x = 18,668,144.42 × 4,352,870.27
  4. Step 4: Simplify right side
    12,439,824.57x = 81,260,010,851,351.03
  5. Step 5: Solve for x
    x = 81,260,010,851,351.03/12,439,824.57
  6. Step 6: Final answer
    x = 6,532,247.33

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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.