Home / 6,477,662.46-9,709,991.01-2,214,915.42

Finding the Fourth Proportional to 6,477,662.46, 9,709,991.01 and 2,214,915.42

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Solution

The fourth proportional to 6,477,662.46, 9,709,991.01 and 2,214,915.42 is: 3,320,149.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,477,662.46 : 9,709,991.01 = 2,214,915.42 : x
  2. Step 2: Convert to fraction form
    6,477,662.46/9,709,991.01 = 2,214,915.42/x
  3. Step 3: Cross multiply
    6,477,662.46x = 9,709,991.01 × 2,214,915.42
  4. Step 4: Simplify right side
    6,477,662.46x = 21,506,808,816,110.37
  5. Step 5: Solve for x
    x = 21,506,808,816,110.37/6,477,662.46
  6. Step 6: Final answer
    x = 3,320,149.66

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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.