Home / 12,718,082.24-19,077,238.69-3,620,176.26

Finding the Fourth Proportional to 12,718,082.24, 19,077,238.69 and 3,620,176.26

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Solution

The fourth proportional to 12,718,082.24, 19,077,238.69 and 3,620,176.26 is: 5,430,297.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,718,082.24 : 19,077,238.69 = 3,620,176.26 : x
  2. Step 2: Convert to fraction form
    12,718,082.24/19,077,238.69 = 3,620,176.26/x
  3. Step 3: Cross multiply
    12,718,082.24x = 19,077,238.69 × 3,620,176.26
  4. Step 4: Simplify right side
    12,718,082.24x = 69,062,966,611,891.50
  5. Step 5: Solve for x
    x = 69,062,966,611,891.50/12,718,082.24
  6. Step 6: Final answer
    x = 5,430,297.22

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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.