Home / 19,028,178.08-28,533,694.08-11,355,365.60

Finding the Fourth Proportional to 19,028,178.08, 28,533,694.08 and 11,355,365.60

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Solution

The fourth proportional to 19,028,178.08, 28,533,694.08 and 11,355,365.60 is: 17,027,932.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,028,178.08 : 28,533,694.08 = 11,355,365.60 : x
  2. Step 2: Convert to fraction form
    19,028,178.08/28,533,694.08 = 11,355,365.60/x
  3. Step 3: Cross multiply
    19,028,178.08x = 28,533,694.08 × 11,355,365.60
  4. Step 4: Simplify right side
    19,028,178.08x = 324,010,528,196,955.62
  5. Step 5: Solve for x
    x = 324,010,528,196,955.62/19,028,178.08
  6. Step 6: Final answer
    x = 17,027,932.30

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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.