Home / 12,190,253.78-16,821,907.27-6,962,234.14

Finding the Fourth Proportional to 12,190,253.78, 16,821,907.27 and 6,962,234.14

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Solution

The fourth proportional to 12,190,253.78, 16,821,907.27 and 6,962,234.14 is: 9,607,515.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,190,253.78 : 16,821,907.27 = 6,962,234.14 : x
  2. Step 2: Convert to fraction form
    12,190,253.78/16,821,907.27 = 6,962,234.14/x
  3. Step 3: Cross multiply
    12,190,253.78x = 16,821,907.27 × 6,962,234.14
  4. Step 4: Simplify right side
    12,190,253.78x = 117,118,057,095,108.19
  5. Step 5: Solve for x
    x = 117,118,057,095,108.19/12,190,253.78
  6. Step 6: Final answer
    x = 9,607,515.91

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.