Home / 55,274,241.56-76,278,027.35-30,495,472.77

Finding the Fourth Proportional to 55,274,241.56, 76,278,027.35 and 30,495,472.77

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Solution

The fourth proportional to 55,274,241.56, 76,278,027.35 and 30,495,472.77 is: 42,083,517.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,274,241.56 : 76,278,027.35 = 30,495,472.77 : x
  2. Step 2: Convert to fraction form
    55,274,241.56/76,278,027.35 = 30,495,472.77/x
  3. Step 3: Cross multiply
    55,274,241.56x = 76,278,027.35 × 30,495,472.77
  4. Step 4: Simplify right side
    55,274,241.56x = 2,326,134,505,848,763
  5. Step 5: Solve for x
    x = 2,326,134,505,848,763/55,274,241.56
  6. Step 6: Final answer
    x = 42,083,517.39

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1.5x scale

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.