Home / 12,270,538.37-16,933,247.16-6,688,771.67

Finding the Fourth Proportional to 12,270,538.37, 16,933,247.16 and 6,688,771.67

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Solution

The fourth proportional to 12,270,538.37, 16,933,247.16 and 6,688,771.67 is: 9,230,452.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,270,538.37 : 16,933,247.16 = 6,688,771.67 : x
  2. Step 2: Convert to fraction form
    12,270,538.37/16,933,247.16 = 6,688,771.67/x
  3. Step 3: Cross multiply
    12,270,538.37x = 16,933,247.16 × 6,688,771.67
  4. Step 4: Simplify right side
    12,270,538.37x = 113,262,623,884,915.95
  5. Step 5: Solve for x
    x = 113,262,623,884,915.95/12,270,538.37
  6. Step 6: Final answer
    x = 9,230,452.69

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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.