Home / 18,509,257.80-27,752,222.70-7,734,054.60

Finding the Fourth Proportional to 18,509,257.80, 27,752,222.70 and 7,734,054.60

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Solution

The fourth proportional to 18,509,257.80, 27,752,222.70 and 7,734,054.60 is: 11,596,208.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,509,257.80 : 27,752,222.70 = 7,734,054.60 : x
  2. Step 2: Convert to fraction form
    18,509,257.80/27,752,222.70 = 7,734,054.60/x
  3. Step 3: Cross multiply
    18,509,257.80x = 27,752,222.70 × 7,734,054.60
  4. Step 4: Simplify right side
    18,509,257.80x = 214,637,205,633,159.41
  5. Step 5: Solve for x
    x = 214,637,205,633,159.41/18,509,257.80
  6. Step 6: Final answer
    x = 11,596,208.12

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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.