Home / 22,015,975.20-33,008,216.40-9,875,500.80

Finding the Fourth Proportional to 22,015,975.20, 33,008,216.40 and 9,875,500.80

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Solution

The fourth proportional to 22,015,975.20, 33,008,216.40 and 9,875,500.80 is: 14,806,187.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,015,975.20 : 33,008,216.40 = 9,875,500.80 : x
  2. Step 2: Convert to fraction form
    22,015,975.20/33,008,216.40 = 9,875,500.80/x
  3. Step 3: Cross multiply
    22,015,975.20x = 33,008,216.40 × 9,875,500.80
  4. Step 4: Simplify right side
    22,015,975.20x = 325,972,667,464,773.12
  5. Step 5: Solve for x
    x = 325,972,667,464,773.12/22,015,975.20
  6. Step 6: Final answer
    x = 14,806,187.98

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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.