Home / 6,399,458.75-8,831,336.85-3,498,852.96

Finding the Fourth Proportional to 6,399,458.75, 8,831,336.85 and 3,498,852.96

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Solution

The fourth proportional to 6,399,458.75, 8,831,336.85 and 3,498,852.96 is: 4,828,462.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,399,458.75 : 8,831,336.85 = 3,498,852.96 : x
  2. Step 2: Convert to fraction form
    6,399,458.75/8,831,336.85 = 3,498,852.96/x
  3. Step 3: Cross multiply
    6,399,458.75x = 8,831,336.85 × 3,498,852.96
  4. Step 4: Simplify right side
    6,399,458.75x = 30,899,549,078,379.57
  5. Step 5: Solve for x
    x = 30,899,549,078,379.57/6,399,458.75
  6. Step 6: Final answer
    x = 4,828,462.89

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1.5x scale

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.