Home / 13,548,514.32-20,318,488.56-4,449,111.84

Finding the Fourth Proportional to 13,548,514.32, 20,318,488.56 and 4,449,111.84

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Solution

The fourth proportional to 13,548,514.32, 20,318,488.56 and 4,449,111.84 is: 6,672,261.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,548,514.32 : 20,318,488.56 = 4,449,111.84 : x
  2. Step 2: Convert to fraction form
    13,548,514.32/20,318,488.56 = 4,449,111.84/x
  3. Step 3: Cross multiply
    13,548,514.32x = 20,318,488.56 × 4,449,111.84
  4. Step 4: Simplify right side
    13,548,514.32x = 90,399,228,023,200.55
  5. Step 5: Solve for x
    x = 90,399,228,023,200.55/13,548,514.32
  6. Step 6: Final answer
    x = 6,672,261.32

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.