Home / 6,905,157.55-9,529,684.79-3,808,286.65

Finding the Fourth Proportional to 6,905,157.55, 9,529,684.79 and 3,808,286.65

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Solution

The fourth proportional to 6,905,157.55, 9,529,684.79 and 3,808,286.65 is: 5,255,748.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,905,157.55 : 9,529,684.79 = 3,808,286.65 : x
  2. Step 2: Convert to fraction form
    6,905,157.55/9,529,684.79 = 3,808,286.65/x
  3. Step 3: Cross multiply
    6,905,157.55x = 9,529,684.79 × 3,808,286.65
  4. Step 4: Simplify right side
    6,905,157.55x = 36,291,771,364,465.05
  5. Step 5: Solve for x
    x = 36,291,771,364,465.05/6,905,157.55
  6. Step 6: Final answer
    x = 5,255,748.49

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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.