Home / 7,661,618.70-11,486,596.05-3,877,817.10

Finding the Fourth Proportional to 7,661,618.70, 11,486,596.05 and 3,877,817.10

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Solution

The fourth proportional to 7,661,618.70, 11,486,596.05 and 3,877,817.10 is: 5,813,773.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,661,618.70 : 11,486,596.05 = 3,877,817.10 : x
  2. Step 2: Convert to fraction form
    7,661,618.70/11,486,596.05 = 3,877,817.10/x
  3. Step 3: Cross multiply
    7,661,618.70x = 11,486,596.05 × 3,877,817.10
  4. Step 4: Simplify right side
    7,661,618.70x = 44,542,918,583,482.46
  5. Step 5: Solve for x
    x = 44,542,918,583,482.46/7,661,618.70
  6. Step 6: Final answer
    x = 5,813,773.87

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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.