Home / 18,509,097.80-27,751,982.70-7,733,894.60

Finding the Fourth Proportional to 18,509,097.80, 27,751,982.70 and 7,733,894.60

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Solution

The fourth proportional to 18,509,097.80, 27,751,982.70 and 7,733,894.60 is: 11,595,968.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,509,097.80 : 27,751,982.70 = 7,733,894.60 : x
  2. Step 2: Convert to fraction form
    18,509,097.80/27,751,982.70 = 7,733,894.60/x
  3. Step 3: Cross multiply
    18,509,097.80x = 27,751,982.70 × 7,733,894.60
  4. Step 4: Simplify right side
    18,509,097.80x = 214,630,909,142,823.41
  5. Step 5: Solve for x
    x = 214,630,909,142,823.41/18,509,097.80
  6. Step 6: Final answer
    x = 11,595,968.18

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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.