Home / 12,269,031.60-16,932,523.50-7,375,837.80

Finding the Fourth Proportional to 12,269,031.60, 16,932,523.50 and 7,375,837.80

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Solution

The fourth proportional to 12,269,031.60, 16,932,523.50 and 7,375,837.80 is: 10,179,413.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,269,031.60 : 16,932,523.50 = 7,375,837.80 : x
  2. Step 2: Convert to fraction form
    12,269,031.60/16,932,523.50 = 7,375,837.80/x
  3. Step 3: Cross multiply
    12,269,031.60x = 16,932,523.50 × 7,375,837.80
  4. Step 4: Simplify right side
    12,269,031.60x = 124,891,546,880,688.30
  5. Step 5: Solve for x
    x = 124,891,546,880,688.30/12,269,031.60
  6. Step 6: Final answer
    x = 10,179,413.58

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Why These Related Problems?

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