Home / 13,824,000.60-20,736,000.90-4,240,858.20

Finding the Fourth Proportional to 13,824,000.60, 20,736,000.90 and 4,240,858.20

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Solution

The fourth proportional to 13,824,000.60, 20,736,000.90 and 4,240,858.20 is: 6,361,287.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,824,000.60 : 20,736,000.90 = 4,240,858.20 : x
  2. Step 2: Convert to fraction form
    13,824,000.60/20,736,000.90 = 4,240,858.20/x
  3. Step 3: Cross multiply
    13,824,000.60x = 20,736,000.90 × 4,240,858.20
  4. Step 4: Simplify right side
    13,824,000.60x = 87,938,439,451,972.38
  5. Step 5: Solve for x
    x = 87,938,439,451,972.38/13,824,000.60
  6. Step 6: Final answer
    x = 6,361,287.30

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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.