Home / 11,555,280.40-17,332,920.60-8,196,048.40

Finding the Fourth Proportional to 11,555,280.40, 17,332,920.60 and 8,196,048.40

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Solution

The fourth proportional to 11,555,280.40, 17,332,920.60 and 8,196,048.40 is: 12,294,072.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,555,280.40 : 17,332,920.60 = 8,196,048.40 : x
  2. Step 2: Convert to fraction form
    11,555,280.40/17,332,920.60 = 8,196,048.40/x
  3. Step 3: Cross multiply
    11,555,280.40x = 17,332,920.60 × 8,196,048.40
  4. Step 4: Simplify right side
    11,555,280.40x = 142,061,456,150,957.06
  5. Step 5: Solve for x
    x = 142,061,456,150,957.06/11,555,280.40
  6. Step 6: Final answer
    x = 12,294,072.60

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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.