Home / 5,107,616.48-7,048,558.83-2,815,859.18

Finding the Fourth Proportional to 5,107,616.48, 7,048,558.83 and 2,815,859.18

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Solution

The fourth proportional to 5,107,616.48, 7,048,558.83 and 2,815,859.18 is: 3,885,912.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,107,616.48 : 7,048,558.83 = 2,815,859.18 : x
  2. Step 2: Convert to fraction form
    5,107,616.48/7,048,558.83 = 2,815,859.18/x
  3. Step 3: Cross multiply
    5,107,616.48x = 7,048,558.83 × 2,815,859.18
  4. Step 4: Simplify right side
    5,107,616.48x = 19,847,749,051,982.77
  5. Step 5: Solve for x
    x = 19,847,749,051,982.77/5,107,616.48
  6. Step 6: Final answer
    x = 3,885,912.18

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.