Home / 6,662,271.54-9,193,998.07-3,909,005.81

Finding the Fourth Proportional to 6,662,271.54, 9,193,998.07 and 3,909,005.81

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Solution

The fourth proportional to 6,662,271.54, 9,193,998.07 and 3,909,005.81 is: 5,394,465.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,662,271.54 : 9,193,998.07 = 3,909,005.81 : x
  2. Step 2: Convert to fraction form
    6,662,271.54/9,193,998.07 = 3,909,005.81/x
  3. Step 3: Cross multiply
    6,662,271.54x = 9,193,998.07 × 3,909,005.81
  4. Step 4: Simplify right side
    6,662,271.54x = 35,939,391,826,788.80
  5. Step 5: Solve for x
    x = 35,939,391,826,788.80/6,662,271.54
  6. Step 6: Final answer
    x = 5,394,465.18

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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.