Home / 22,143,378.87-30,557,882-12,353,825.08

Finding the Fourth Proportional to 22,143,378.87, 30,557,882 and 12,353,825.08

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Solution

The fourth proportional to 22,143,378.87, 30,557,882 and 12,353,825.08 is: 17,048,289.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,143,378.87 : 30,557,882 = 12,353,825.08 : x
  2. Step 2: Convert to fraction form
    22,143,378.87/30,557,882 = 12,353,825.08/x
  3. Step 3: Cross multiply
    22,143,378.87x = 30,557,882 × 12,353,825.08
  4. Step 4: Simplify right side
    22,143,378.87x = 377,506,729,043,280.56
  5. Step 5: Solve for x
    x = 377,506,729,043,280.56/22,143,378.87
  6. Step 6: Final answer
    x = 17,048,289.30

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.