Home / 55,292,722.56-76,303,989.54-30,846,436.56

Finding the Fourth Proportional to 55,292,722.56, 76,303,989.54 and 30,846,436.56

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Solution

The fourth proportional to 55,292,722.56, 76,303,989.54 and 30,846,436.56 is: 42,568,100.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,292,722.56 : 76,303,989.54 = 30,846,436.56 : x
  2. Step 2: Convert to fraction form
    55,292,722.56/76,303,989.54 = 30,846,436.56/x
  3. Step 3: Cross multiply
    55,292,722.56x = 76,303,989.54 × 30,846,436.56
  4. Step 4: Simplify right side
    55,292,722.56x = 2,353,706,172,620,513.50
  5. Step 5: Solve for x
    x = 2,353,706,172,620,513.50/55,292,722.56
  6. Step 6: Final answer
    x = 42,568,100.53

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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.