Home / 55,262,154.08-76,262,993.04-30,483,093.92

Finding the Fourth Proportional to 55,262,154.08, 76,262,993.04 and 30,483,093.92

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Solution

The fourth proportional to 55,262,154.08, 76,262,993.04 and 30,483,093.92 is: 42,067,342.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,262,154.08 : 76,262,993.04 = 30,483,093.92 : x
  2. Step 2: Convert to fraction form
    55,262,154.08/76,262,993.04 = 30,483,093.92/x
  3. Step 3: Cross multiply
    55,262,154.08x = 76,262,993.04 × 30,483,093.92
  4. Step 4: Simplify right side
    55,262,154.08x = 2,324,731,979,458,626.50
  5. Step 5: Solve for x
    x = 2,324,731,979,458,626.50/55,262,154.08
  6. Step 6: Final answer
    x = 42,067,342.80

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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.