Home / 8,619,926.25-12,929,954.19-3,826,326.81

Finding the Fourth Proportional to 8,619,926.25, 12,929,954.19 and 3,826,326.81

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Solution

The fourth proportional to 8,619,926.25, 12,929,954.19 and 3,826,326.81 is: 5,739,518.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,619,926.25 : 12,929,954.19 = 3,826,326.81 : x
  2. Step 2: Convert to fraction form
    8,619,926.25/12,929,954.19 = 3,826,326.81/x
  3. Step 3: Cross multiply
    8,619,926.25x = 12,929,954.19 × 3,826,326.81
  4. Step 4: Simplify right side
    8,619,926.25x = 49,474,230,369,268.84
  5. Step 5: Solve for x
    x = 49,474,230,369,268.84/8,619,926.25
  6. Step 6: Final answer
    x = 5,739,518.99

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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.