Home / 7,476,576.78-10,317,979.68-4,213,529.04

Finding the Fourth Proportional to 7,476,576.78, 10,317,979.68 and 4,213,529.04

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Solution

The fourth proportional to 7,476,576.78, 10,317,979.68 and 4,213,529.04 is: 5,814,841.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,476,576.78 : 10,317,979.68 = 4,213,529.04 : x
  2. Step 2: Convert to fraction form
    7,476,576.78/10,317,979.68 = 4,213,529.04/x
  3. Step 3: Cross multiply
    7,476,576.78x = 10,317,979.68 × 4,213,529.04
  4. Step 4: Simplify right side
    7,476,576.78x = 43,475,107,015,809.91
  5. Step 5: Solve for x
    x = 43,475,107,015,809.91/7,476,576.78
  6. Step 6: Final answer
    x = 5,814,841.24

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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.