Home / 10,785,020.40-16,177,530.60-3,108,650.40

Finding the Fourth Proportional to 10,785,020.40, 16,177,530.60 and 3,108,650.40

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Solution

The fourth proportional to 10,785,020.40, 16,177,530.60 and 3,108,650.40 is: 4,662,975.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,785,020.40 : 16,177,530.60 = 3,108,650.40 : x
  2. Step 2: Convert to fraction form
    10,785,020.40/16,177,530.60 = 3,108,650.40/x
  3. Step 3: Cross multiply
    10,785,020.40x = 16,177,530.60 × 3,108,650.40
  4. Step 4: Simplify right side
    10,785,020.40x = 50,290,286,970,702.23
  5. Step 5: Solve for x
    x = 50,290,286,970,702.23/10,785,020.40
  6. Step 6: Final answer
    x = 4,662,975.60

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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.