Home / 6,263,681.78-8,643,733.80-3,685,529.54

Finding the Fourth Proportional to 6,263,681.78, 8,643,733.80 and 3,685,529.54

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Solution

The fourth proportional to 6,263,681.78, 8,643,733.80 and 3,685,529.54 is: 5,085,944.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,263,681.78 : 8,643,733.80 = 3,685,529.54 : x
  2. Step 2: Convert to fraction form
    6,263,681.78/8,643,733.80 = 3,685,529.54/x
  3. Step 3: Cross multiply
    6,263,681.78x = 8,643,733.80 × 3,685,529.54
  4. Step 4: Simplify right side
    6,263,681.78x = 31,856,736,255,796.45
  5. Step 5: Solve for x
    x = 31,856,736,255,796.45/6,263,681.78
  6. Step 6: Final answer
    x = 5,085,944.24

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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.