Home / 10,628,304.72-15,944,986.68-3,439,838.64

Finding the Fourth Proportional to 10,628,304.72, 15,944,986.68 and 3,439,838.64

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Solution

The fourth proportional to 10,628,304.72, 15,944,986.68 and 3,439,838.64 is: 5,160,576.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,628,304.72 : 15,944,986.68 = 3,439,838.64 : x
  2. Step 2: Convert to fraction form
    10,628,304.72/15,944,986.68 = 3,439,838.64/x
  3. Step 3: Cross multiply
    10,628,304.72x = 15,944,986.68 × 3,439,838.64
  4. Step 4: Simplify right side
    10,628,304.72x = 54,848,181,296,149.31
  5. Step 5: Solve for x
    x = 54,848,181,296,149.31/10,628,304.72
  6. Step 6: Final answer
    x = 5,160,576.66

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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.