Home / 7,376,123.80-11,064,185.70-7,328,884.60

Finding the Fourth Proportional to 7,376,123.80, 11,064,185.70 and 7,328,884.60

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Solution

The fourth proportional to 7,376,123.80, 11,064,185.70 and 7,328,884.60 is: 10,993,326.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,376,123.80 : 11,064,185.70 = 7,328,884.60 : x
  2. Step 2: Convert to fraction form
    7,376,123.80/11,064,185.70 = 7,328,884.60/x
  3. Step 3: Cross multiply
    7,376,123.80x = 11,064,185.70 × 7,328,884.60
  4. Step 4: Simplify right side
    7,376,123.80x = 81,088,140,188,270.20
  5. Step 5: Solve for x
    x = 81,088,140,188,270.20/7,376,123.80
  6. Step 6: Final answer
    x = 10,993,326.90

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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.