Home / 31,047,949.68-46,520,439.48-18,880,608.03

Finding the Fourth Proportional to 31,047,949.68, 46,520,439.48 and 18,880,608.03

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Solution

The fourth proportional to 31,047,949.68, 46,520,439.48 and 18,880,608.03 is: 28,289,603.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,047,949.68 : 46,520,439.48 = 18,880,608.03 : x
  2. Step 2: Convert to fraction form
    31,047,949.68/46,520,439.48 = 18,880,608.03/x
  3. Step 3: Cross multiply
    31,047,949.68x = 46,520,439.48 × 18,880,608.03
  4. Step 4: Simplify right side
    31,047,949.68x = 878,334,183,205,217
  5. Step 5: Solve for x
    x = 878,334,183,205,217/31,047,949.68
  6. Step 6: Final answer
    x = 28,289,603.41

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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.