Finding the Fourth Proportional to 31,494,067.42, 47,241,101.68 and 7,559,539.42
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Solution
The fourth proportional to 31,494,067.42, 47,241,101.68 and 7,559,539.42 is: 11,339,309.26
Step by Step Solution
- Step 1: Write the proportion equation
31,494,067.42 : 47,241,101.68 = 7,559,539.42 : x - Step 2: Convert to fraction form
31,494,067.42/47,241,101.68 = 7,559,539.42/x - Step 3: Cross multiply
31,494,067.42x = 47,241,101.68 × 7,559,539.42 - Step 4: Simplify right side
31,494,067.42x = 357,120,970,394,188.25 - Step 5: Solve for x
x = 357,120,970,394,188.25/31,494,067.42 - Step 6: Final answer
x = 11,339,309.26
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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.