Home / 10,177,211.20-15,265,816.80-4,494,510.40

Finding the Fourth Proportional to 10,177,211.20, 15,265,816.80 and 4,494,510.40

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Solution

The fourth proportional to 10,177,211.20, 15,265,816.80 and 4,494,510.40 is: 6,741,765.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,177,211.20 : 15,265,816.80 = 4,494,510.40 : x
  2. Step 2: Convert to fraction form
    10,177,211.20/15,265,816.80 = 4,494,510.40/x
  3. Step 3: Cross multiply
    10,177,211.20x = 15,265,816.80 × 4,494,510.40
  4. Step 4: Simplify right side
    10,177,211.20x = 68,612,372,372,094.73
  5. Step 5: Solve for x
    x = 68,612,372,372,094.73/10,177,211.20
  6. Step 6: Final answer
    x = 6,741,765.60

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Similar ratio
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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.