Home / 20,628,870.60-30,880,320.30-16,093,907.40

Finding the Fourth Proportional to 20,628,870.60, 30,880,320.30 and 16,093,907.40

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Solution

The fourth proportional to 20,628,870.60, 30,880,320.30 and 16,093,907.40 is: 24,091,721.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,628,870.60 : 30,880,320.30 = 16,093,907.40 : x
  2. Step 2: Convert to fraction form
    20,628,870.60/30,880,320.30 = 16,093,907.40/x
  3. Step 3: Cross multiply
    20,628,870.60x = 30,880,320.30 × 16,093,907.40
  4. Step 4: Simplify right side
    20,628,870.60x = 496,985,015,390,540.25
  5. Step 5: Solve for x
    x = 496,985,015,390,540.25/20,628,870.60
  6. Step 6: Final answer
    x = 24,091,721.99

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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.