Home / 18,685,052.05-28,017,977.14-8,444,365.01

Finding the Fourth Proportional to 18,685,052.05, 28,017,977.14 and 8,444,365.01

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Solution

The fourth proportional to 18,685,052.05, 28,017,977.14 and 8,444,365.01 is: 12,662,208.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,685,052.05 : 28,017,977.14 = 8,444,365.01 : x
  2. Step 2: Convert to fraction form
    18,685,052.05/28,017,977.14 = 8,444,365.01/x
  3. Step 3: Cross multiply
    18,685,052.05x = 28,017,977.14 × 8,444,365.01
  4. Step 4: Simplify right side
    18,685,052.05x = 236,594,025,968,883.97
  5. Step 5: Solve for x
    x = 236,594,025,968,883.97/18,685,052.05
  6. Step 6: Final answer
    x = 12,662,208.56

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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.