Home / 13,656,190.20-20,484,285.30-3,558,811.20

Finding the Fourth Proportional to 13,656,190.20, 20,484,285.30 and 3,558,811.20

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Solution

The fourth proportional to 13,656,190.20, 20,484,285.30 and 3,558,811.20 is: 5,338,216.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,656,190.20 : 20,484,285.30 = 3,558,811.20 : x
  2. Step 2: Convert to fraction form
    13,656,190.20/20,484,285.30 = 3,558,811.20/x
  3. Step 3: Cross multiply
    13,656,190.20x = 20,484,285.30 × 3,558,811.20
  4. Step 4: Simplify right side
    13,656,190.20x = 72,899,703,949,635.36
  5. Step 5: Solve for x
    x = 72,899,703,949,635.36/13,656,190.20
  6. Step 6: Final answer
    x = 5,338,216.80

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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.