Home / 7,469,702.40-11,204,553.60-7,209,886.80

Finding the Fourth Proportional to 7,469,702.40, 11,204,553.60 and 7,209,886.80

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Solution

The fourth proportional to 7,469,702.40, 11,204,553.60 and 7,209,886.80 is: 10,814,830.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,469,702.40 : 11,204,553.60 = 7,209,886.80 : x
  2. Step 2: Convert to fraction form
    7,469,702.40/11,204,553.60 = 7,209,886.80/x
  3. Step 3: Cross multiply
    7,469,702.40x = 11,204,553.60 × 7,209,886.80
  4. Step 4: Simplify right side
    7,469,702.40x = 80,783,563,100,532.47
  5. Step 5: Solve for x
    x = 80,783,563,100,532.47/7,469,702.40
  6. Step 6: Final answer
    x = 10,814,830.20

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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.