Home / 17,943,533.20-26,921,520.60-7,853,395.60

Finding the Fourth Proportional to 17,943,533.20, 26,921,520.60 and 7,853,395.60

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Solution

The fourth proportional to 17,943,533.20, 26,921,520.60 and 7,853,395.60 is: 11,782,816.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,943,533.20 : 26,921,520.60 = 7,853,395.60 : x
  2. Step 2: Convert to fraction form
    17,943,533.20/26,921,520.60 = 7,853,395.60/x
  3. Step 3: Cross multiply
    17,943,533.20x = 26,921,520.60 × 7,853,395.60
  4. Step 4: Simplify right side
    17,943,533.20x = 211,425,351,425,349.38
  5. Step 5: Solve for x
    x = 211,425,351,425,349.38/17,943,533.20
  6. Step 6: Final answer
    x = 11,782,816.07

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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.