Home / 6,415,577.88-8,853,497.22-3,515,078.76

Finding the Fourth Proportional to 6,415,577.88, 8,853,497.22 and 3,515,078.76

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Solution

The fourth proportional to 6,415,577.88, 8,853,497.22 and 3,515,078.76 is: 4,850,808.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,415,577.88 : 8,853,497.22 = 3,515,078.76 : x
  2. Step 2: Convert to fraction form
    6,415,577.88/8,853,497.22 = 3,515,078.76/x
  3. Step 3: Cross multiply
    6,415,577.88x = 8,853,497.22 × 3,515,078.76
  4. Step 4: Simplify right side
    6,415,577.88x = 31,120,740,029,741.05
  5. Step 5: Solve for x
    x = 31,120,740,029,741.05/6,415,577.88
  6. Step 6: Final answer
    x = 4,850,808.55

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Double scale
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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.