Home / 14,196,164.80-21,294,247.20-9,661,201.60

Finding the Fourth Proportional to 14,196,164.80, 21,294,247.20 and 9,661,201.60

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Solution

The fourth proportional to 14,196,164.80, 21,294,247.20 and 9,661,201.60 is: 14,491,802.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,196,164.80 : 21,294,247.20 = 9,661,201.60 : x
  2. Step 2: Convert to fraction form
    14,196,164.80/21,294,247.20 = 9,661,201.60/x
  3. Step 3: Cross multiply
    14,196,164.80x = 21,294,247.20 × 9,661,201.60
  4. Step 4: Simplify right side
    14,196,164.80x = 205,728,015,119,435.50
  5. Step 5: Solve for x
    x = 205,728,015,119,435.50/14,196,164.80
  6. Step 6: Final answer
    x = 14,491,802.40

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Similar ratio
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1.5x scale

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.