Home / 6,617,931.96-9,131,329.47-3,863,369.28

Finding the Fourth Proportional to 6,617,931.96, 9,131,329.47 and 3,863,369.28

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Solution

The fourth proportional to 6,617,931.96, 9,131,329.47 and 3,863,369.28 is: 5,330,622.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,617,931.96 : 9,131,329.47 = 3,863,369.28 : x
  2. Step 2: Convert to fraction form
    6,617,931.96/9,131,329.47 = 3,863,369.28/x
  3. Step 3: Cross multiply
    6,617,931.96x = 9,131,329.47 × 3,863,369.28
  4. Step 4: Simplify right side
    6,617,931.96x = 35,277,697,759,956.68
  5. Step 5: Solve for x
    x = 35,277,697,759,956.68/6,617,931.96
  6. Step 6: Final answer
    x = 5,330,622.61

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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.