Home / 5,698,403.72-7,863,768.42-3,120,037.64

Finding the Fourth Proportional to 5,698,403.72, 7,863,768.42 and 3,120,037.64

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Solution

The fourth proportional to 5,698,403.72, 7,863,768.42 and 3,120,037.64 is: 4,305,636.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,698,403.72 : 7,863,768.42 = 3,120,037.64 : x
  2. Step 2: Convert to fraction form
    5,698,403.72/7,863,768.42 = 3,120,037.64/x
  3. Step 3: Cross multiply
    5,698,403.72x = 7,863,768.42 × 3,120,037.64
  4. Step 4: Simplify right side
    5,698,403.72x = 24,535,253,462,643.33
  5. Step 5: Solve for x
    x = 24,535,253,462,643.33/5,698,403.72
  6. Step 6: Final answer
    x = 4,305,636.22

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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.