Home / 7,401,306.83-11,096,333.57-5,120,768.84

Finding the Fourth Proportional to 7,401,306.83, 11,096,333.57 and 5,120,768.84

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Solution

The fourth proportional to 7,401,306.83, 11,096,333.57 and 5,120,768.84 is: 7,677,260.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,401,306.83 : 11,096,333.57 = 5,120,768.84 : x
  2. Step 2: Convert to fraction form
    7,401,306.83/11,096,333.57 = 5,120,768.84/x
  3. Step 3: Cross multiply
    7,401,306.83x = 11,096,333.57 × 5,120,768.84
  4. Step 4: Simplify right side
    7,401,306.83x = 56,821,759,140,822.21
  5. Step 5: Solve for x
    x = 56,821,759,140,822.21/7,401,306.83
  6. Step 6: Final answer
    x = 7,677,260.31

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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.