Home / 4,914,814.40-7,372,221.60-4,489,661.60

Finding the Fourth Proportional to 4,914,814.40, 7,372,221.60 and 4,489,661.60

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Solution

The fourth proportional to 4,914,814.40, 7,372,221.60 and 4,489,661.60 is: 6,734,492.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,914,814.40 : 7,372,221.60 = 4,489,661.60 : x
  2. Step 2: Convert to fraction form
    4,914,814.40/7,372,221.60 = 4,489,661.60/x
  3. Step 3: Cross multiply
    4,914,814.40x = 7,372,221.60 × 4,489,661.60
  4. Step 4: Simplify right side
    4,914,814.40x = 33,098,780,224,210.55
  5. Step 5: Solve for x
    x = 33,098,780,224,210.55/4,914,814.40
  6. Step 6: Final answer
    x = 6,734,492.40

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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.