Home / 18,686,364.60-28,029,546.90-16,560,600.60

Finding the Fourth Proportional to 18,686,364.60, 28,029,546.90 and 16,560,600.60

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Solution

The fourth proportional to 18,686,364.60, 28,029,546.90 and 16,560,600.60 is: 24,840,900.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,686,364.60 : 28,029,546.90 = 16,560,600.60 : x
  2. Step 2: Convert to fraction form
    18,686,364.60/28,029,546.90 = 16,560,600.60/x
  3. Step 3: Cross multiply
    18,686,364.60x = 28,029,546.90 × 16,560,600.60
  4. Step 4: Simplify right side
    18,686,364.60x = 464,186,131,209,868.12
  5. Step 5: Solve for x
    x = 464,186,131,209,868.12/18,686,364.60
  6. Step 6: Final answer
    x = 24,840,900.90

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1.5x scale

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.