Home / 5,624,114.40-8,436,171.60-5,128,102.80

Finding the Fourth Proportional to 5,624,114.40, 8,436,171.60 and 5,128,102.80

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Solution

The fourth proportional to 5,624,114.40, 8,436,171.60 and 5,128,102.80 is: 7,692,154.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,624,114.40 : 8,436,171.60 = 5,128,102.80 : x
  2. Step 2: Convert to fraction form
    5,624,114.40/8,436,171.60 = 5,128,102.80/x
  3. Step 3: Cross multiply
    5,624,114.40x = 8,436,171.60 × 5,128,102.80
  4. Step 4: Simplify right side
    5,624,114.40x = 43,261,555,203,240.48
  5. Step 5: Solve for x
    x = 43,261,555,203,240.48/5,624,114.40
  6. Step 6: Final answer
    x = 7,692,154.20

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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.