Home / 8,092,081.36-12,139,871.64-4,305,013.84

Finding the Fourth Proportional to 8,092,081.36, 12,139,871.64 and 4,305,013.84

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Solution

The fourth proportional to 8,092,081.36, 12,139,871.64 and 4,305,013.84 is: 6,458,451.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,092,081.36 : 12,139,871.64 = 4,305,013.84 : x
  2. Step 2: Convert to fraction form
    8,092,081.36/12,139,871.64 = 4,305,013.84/x
  3. Step 3: Cross multiply
    8,092,081.36x = 12,139,871.64 × 4,305,013.84
  4. Step 4: Simplify right side
    8,092,081.36x = 52,262,315,426,023.50
  5. Step 5: Solve for x
    x = 52,262,315,426,023.50/8,092,081.36
  6. Step 6: Final answer
    x = 6,458,451.55

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.