Home / 8,471,891.07-11,691,286.52-4,604,421.51

Finding the Fourth Proportional to 8,471,891.07, 11,691,286.52 and 4,604,421.51

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Solution

The fourth proportional to 8,471,891.07, 11,691,286.52 and 4,604,421.51 is: 6,354,143.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,471,891.07 : 11,691,286.52 = 4,604,421.51 : x
  2. Step 2: Convert to fraction form
    8,471,891.07/11,691,286.52 = 4,604,421.51/x
  3. Step 3: Cross multiply
    8,471,891.07x = 11,691,286.52 × 4,604,421.51
  4. Step 4: Simplify right side
    8,471,891.07x = 53,831,611,109,238.94
  5. Step 5: Solve for x
    x = 53,831,611,109,238.94/8,471,891.07
  6. Step 6: Final answer
    x = 6,354,143.45

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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.