Home / 11,171,102.40-16,740,907.20-6,898,579.20

Finding the Fourth Proportional to 11,171,102.40, 16,740,907.20 and 6,898,579.20

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Solution

The fourth proportional to 11,171,102.40, 16,740,907.20 and 6,898,579.20 is: 10,338,144.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,171,102.40 : 16,740,907.20 = 6,898,579.20 : x
  2. Step 2: Convert to fraction form
    11,171,102.40/16,740,907.20 = 6,898,579.20/x
  3. Step 3: Cross multiply
    11,171,102.40x = 16,740,907.20 × 6,898,579.20
  4. Step 4: Simplify right side
    11,171,102.40x = 115,488,474,199,050.23
  5. Step 5: Solve for x
    x = 115,488,474,199,050.23/11,171,102.40
  6. Step 6: Final answer
    x = 10,338,144.80

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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.