Home / 11,836,816.50-16,334,806.78-6,404,308.50

Finding the Fourth Proportional to 11,836,816.50, 16,334,806.78 and 6,404,308.50

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Solution

The fourth proportional to 11,836,816.50, 16,334,806.78 and 6,404,308.50 is: 8,837,945.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,836,816.50 : 16,334,806.78 = 6,404,308.50 : x
  2. Step 2: Convert to fraction form
    11,836,816.50/16,334,806.78 = 6,404,308.50/x
  3. Step 3: Cross multiply
    11,836,816.50x = 16,334,806.78 × 6,404,308.50
  4. Step 4: Simplify right side
    11,836,816.50x = 104,613,141,907,011.62
  5. Step 5: Solve for x
    x = 104,613,141,907,011.62/11,836,816.50
  6. Step 6: Final answer
    x = 8,837,945.74

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1.5x scale

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.