Home / 19,392,889.94-29,017,480.51-15,543,035.81

Finding the Fourth Proportional to 19,392,889.94, 29,017,480.51 and 15,543,035.81

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Solution

The fourth proportional to 19,392,889.94, 29,017,480.51 and 15,543,035.81 is: 23,256,963.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,392,889.94 : 29,017,480.51 = 15,543,035.81 : x
  2. Step 2: Convert to fraction form
    19,392,889.94/29,017,480.51 = 15,543,035.81/x
  3. Step 3: Cross multiply
    19,392,889.94x = 29,017,480.51 × 15,543,035.81
  4. Step 4: Simplify right side
    19,392,889.94x = 451,019,738,682,907.12
  5. Step 5: Solve for x
    x = 451,019,738,682,907.12/19,392,889.94
  6. Step 6: Final answer
    x = 23,256,963.77

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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.