Home / 19,784,993.88-27,289,659.06-13,917,075.24

Finding the Fourth Proportional to 19,784,993.88, 27,289,659.06 and 13,917,075.24

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Solution

The fourth proportional to 19,784,993.88, 27,289,659.06 and 13,917,075.24 is: 19,195,974.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,784,993.88 : 27,289,659.06 = 13,917,075.24 : x
  2. Step 2: Convert to fraction form
    19,784,993.88/27,289,659.06 = 13,917,075.24/x
  3. Step 3: Cross multiply
    19,784,993.88x = 27,289,659.06 × 13,917,075.24
  4. Step 4: Simplify right side
    19,784,993.88x = 379,792,238,411,967.69
  5. Step 5: Solve for x
    x = 379,792,238,411,967.69/19,784,993.88
  6. Step 6: Final answer
    x = 19,195,974.52

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.