Home / 9,941,520.21-14,880,383.07-5,318,942.55

Finding the Fourth Proportional to 9,941,520.21, 14,880,383.07 and 5,318,942.55

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Solution

The fourth proportional to 9,941,520.21, 14,880,383.07 and 5,318,942.55 is: 7,961,348.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,941,520.21 : 14,880,383.07 = 5,318,942.55 : x
  2. Step 2: Convert to fraction form
    9,941,520.21/14,880,383.07 = 5,318,942.55/x
  3. Step 3: Cross multiply
    9,941,520.21x = 14,880,383.07 × 5,318,942.55
  4. Step 4: Simplify right side
    9,941,520.21x = 79,147,902,671,322.62
  5. Step 5: Solve for x
    x = 79,147,902,671,322.62/9,941,520.21
  6. Step 6: Final answer
    x = 7,961,348.06

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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.