Home / 33,649,741.20-50,474,611.80-20,828,672.40

Finding the Fourth Proportional to 33,649,741.20, 50,474,611.80 and 20,828,672.40

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Solution

The fourth proportional to 33,649,741.20, 50,474,611.80 and 20,828,672.40 is: 31,243,008.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,649,741.20 : 50,474,611.80 = 20,828,672.40 : x
  2. Step 2: Convert to fraction form
    33,649,741.20/50,474,611.80 = 20,828,672.40/x
  3. Step 3: Cross multiply
    33,649,741.20x = 50,474,611.80 × 20,828,672.40
  4. Step 4: Simplify right side
    33,649,741.20x = 1,051,319,153,699,374.12
  5. Step 5: Solve for x
    x = 1,051,319,153,699,374.12/33,649,741.20
  6. Step 6: Final answer
    x = 31,243,008.60

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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.