Home / 19,303,271.80-28,954,891.23-4,926,338.44

Finding the Fourth Proportional to 19,303,271.80, 28,954,891.23 and 4,926,338.44

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Solution

The fourth proportional to 19,303,271.80, 28,954,891.23 and 4,926,338.44 is: 7,389,503.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,303,271.80 : 28,954,891.23 = 4,926,338.44 : x
  2. Step 2: Convert to fraction form
    19,303,271.80/28,954,891.23 = 4,926,338.44/x
  3. Step 3: Cross multiply
    19,303,271.80x = 28,954,891.23 × 4,926,338.44
  4. Step 4: Simplify right side
    19,303,271.80x = 142,641,593,692,367.91
  5. Step 5: Solve for x
    x = 142,641,593,692,367.91/19,303,271.80
  6. Step 6: Final answer
    x = 7,389,503.46

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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.