Home / 13,511,817.76-20,263,534.84-4,874,795.40

Finding the Fourth Proportional to 13,511,817.76, 20,263,534.84 and 4,874,795.40

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Solution

The fourth proportional to 13,511,817.76, 20,263,534.84 and 4,874,795.40 is: 7,310,680.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,511,817.76 : 20,263,534.84 = 4,874,795.40 : x
  2. Step 2: Convert to fraction form
    13,511,817.76/20,263,534.84 = 4,874,795.40/x
  3. Step 3: Cross multiply
    13,511,817.76x = 20,263,534.84 × 4,874,795.40
  4. Step 4: Simplify right side
    13,511,817.76x = 98,780,586,425,771.75
  5. Step 5: Solve for x
    x = 98,780,586,425,771.75/13,511,817.76
  6. Step 6: Final answer
    x = 7,310,680.78

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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.