Home / 19,435,187.25-29,130,360.75-7,296,908.94

Finding the Fourth Proportional to 19,435,187.25, 29,130,360.75 and 7,296,908.94

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Solution

The fourth proportional to 19,435,187.25, 29,130,360.75 and 7,296,908.94 is: 10,936,945.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,435,187.25 : 29,130,360.75 = 7,296,908.94 : x
  2. Step 2: Convert to fraction form
    19,435,187.25/29,130,360.75 = 7,296,908.94/x
  3. Step 3: Cross multiply
    19,435,187.25x = 29,130,360.75 × 7,296,908.94
  4. Step 4: Simplify right side
    19,435,187.25x = 212,561,589,782,100.12
  5. Step 5: Solve for x
    x = 212,561,589,782,100.12/19,435,187.25
  6. Step 6: Final answer
    x = 10,936,945.81

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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.