Home / 31,047,918.24-46,520,392.33-18,880,576.55

Finding the Fourth Proportional to 31,047,918.24, 46,520,392.33 and 18,880,576.55

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Solution

The fourth proportional to 31,047,918.24, 46,520,392.33 and 18,880,576.55 is: 28,289,556.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,047,918.24 : 46,520,392.33 = 18,880,576.55 : x
  2. Step 2: Convert to fraction form
    31,047,918.24/46,520,392.33 = 18,880,576.55/x
  3. Step 3: Cross multiply
    31,047,918.24x = 46,520,392.33 × 18,880,576.55
  4. Step 4: Simplify right side
    31,047,918.24x = 878,331,828,522,597.88
  5. Step 5: Solve for x
    x = 878,331,828,522,597.88/31,047,918.24
  6. Step 6: Final answer
    x = 28,289,556.22

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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.