Home / 6,741,678.72-9,303,516.80-3,685,893.12

Finding the Fourth Proportional to 6,741,678.72, 9,303,516.80 and 3,685,893.12

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Solution

The fourth proportional to 6,741,678.72, 9,303,516.80 and 3,685,893.12 is: 5,086,532.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,741,678.72 : 9,303,516.80 = 3,685,893.12 : x
  2. Step 2: Convert to fraction form
    6,741,678.72/9,303,516.80 = 3,685,893.12/x
  3. Step 3: Cross multiply
    6,741,678.72x = 9,303,516.80 × 3,685,893.12
  4. Step 4: Simplify right side
    6,741,678.72x = 34,291,768,564,924.42
  5. Step 5: Solve for x
    x = 34,291,768,564,924.42/6,741,678.72
  6. Step 6: Final answer
    x = 5,086,532.60

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Double scale
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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.