Finding the Fourth Proportional to 39,969,393.30, 55,134,739.75 and 24,063,405.63
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Solution
The fourth proportional to 39,969,393.30, 55,134,739.75 and 24,063,405.63 is: 33,193,638.87
Step by Step Solution
- Step 1: Write the proportion equation
39,969,393.30 : 55,134,739.75 = 24,063,405.63 : x - Step 2: Convert to fraction form
39,969,393.30/55,134,739.75 = 24,063,405.63/x - Step 3: Cross multiply
39,969,393.30x = 55,134,739.75 × 24,063,405.63 - Step 4: Simplify right side
39,969,393.30x = 1,326,729,606,997,072.75 - Step 5: Solve for x
x = 1,326,729,606,997,072.75/39,969,393.30 - Step 6: Final answer
x = 33,193,638.87
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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.