Home / 8,078,634.15-11,148,125.41-4,407,331.83

Finding the Fourth Proportional to 8,078,634.15, 11,148,125.41 and 4,407,331.83

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Solution

The fourth proportional to 8,078,634.15, 11,148,125.41 and 4,407,331.83 is: 6,081,905.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,078,634.15 : 11,148,125.41 = 4,407,331.83 : x
  2. Step 2: Convert to fraction form
    8,078,634.15/11,148,125.41 = 4,407,331.83/x
  3. Step 3: Cross multiply
    8,078,634.15x = 11,148,125.41 × 4,407,331.83
  4. Step 4: Simplify right side
    8,078,634.15x = 49,133,487,964,324.80
  5. Step 5: Solve for x
    x = 49,133,487,964,324.80/8,078,634.15
  6. Step 6: Final answer
    x = 6,081,905.31

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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.