Home / 19,640,010.80-29,410,249.80-15,658,698.80

Finding the Fourth Proportional to 19,640,010.80, 29,410,249.80 and 15,658,698.80

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Solution

The fourth proportional to 19,640,010.80, 29,410,249.80 and 15,658,698.80 is: 23,448,370.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,640,010.80 : 29,410,249.80 = 15,658,698.80 : x
  2. Step 2: Convert to fraction form
    19,640,010.80/29,410,249.80 = 15,658,698.80/x
  3. Step 3: Cross multiply
    19,640,010.80x = 29,410,249.80 × 15,658,698.80
  4. Step 4: Simplify right side
    19,640,010.80x = 460,526,243,250,960.25
  5. Step 5: Solve for x
    x = 460,526,243,250,960.25/19,640,010.80
  6. Step 6: Final answer
    x = 23,448,370.16

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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.