Home / 29,993,610.40-44,990,415.60-19,789,943.20

Finding the Fourth Proportional to 29,993,610.40, 44,990,415.60 and 19,789,943.20

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Solution

The fourth proportional to 29,993,610.40, 44,990,415.60 and 19,789,943.20 is: 29,684,914.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,993,610.40 : 44,990,415.60 = 19,789,943.20 : x
  2. Step 2: Convert to fraction form
    29,993,610.40/44,990,415.60 = 19,789,943.20/x
  3. Step 3: Cross multiply
    29,993,610.40x = 44,990,415.60 × 19,789,943.20
  4. Step 4: Simplify right side
    29,993,610.40x = 890,357,769,268,393.88
  5. Step 5: Solve for x
    x = 890,357,769,268,393.88/29,993,610.40
  6. Step 6: Final answer
    x = 29,684,914.80

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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.