Home / 11,327,831.20-16,963,753.20-7,520,701.60

Finding the Fourth Proportional to 11,327,831.20, 16,963,753.20 and 7,520,701.60

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Solution

The fourth proportional to 11,327,831.20, 16,963,753.20 and 7,520,701.60 is: 11,262,467.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,327,831.20 : 16,963,753.20 = 7,520,701.60 : x
  2. Step 2: Convert to fraction form
    11,327,831.20/16,963,753.20 = 7,520,701.60/x
  3. Step 3: Cross multiply
    11,327,831.20x = 16,963,753.20 × 7,520,701.60
  4. Step 4: Simplify right side
    11,327,831.20x = 127,579,325,833,245.11
  5. Step 5: Solve for x
    x = 127,579,325,833,245.11/11,327,831.20
  6. Step 6: Final answer
    x = 11,262,467.07

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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.