Home / 7,381,014.70-11,071,522.05-3,399,702.70

Finding the Fourth Proportional to 7,381,014.70, 11,071,522.05 and 3,399,702.70

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Solution

The fourth proportional to 7,381,014.70, 11,071,522.05 and 3,399,702.70 is: 5,099,554.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,381,014.70 : 11,071,522.05 = 3,399,702.70 : x
  2. Step 2: Convert to fraction form
    7,381,014.70/11,071,522.05 = 3,399,702.70/x
  3. Step 3: Cross multiply
    7,381,014.70x = 11,071,522.05 × 3,399,702.70
  4. Step 4: Simplify right side
    7,381,014.70x = 37,639,883,406,494.54
  5. Step 5: Solve for x
    x = 37,639,883,406,494.54/7,381,014.70
  6. Step 6: Final answer
    x = 5,099,554.05

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Double scale
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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.