Finding the Fourth Proportional to 14,245,683.42, 21,368,367.48 and 3,462,994.62
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Solution
The fourth proportional to 14,245,683.42, 21,368,367.48 and 3,462,994.62 is: 5,194,453.61
Step by Step Solution
- Step 1: Write the proportion equation
14,245,683.42 : 21,368,367.48 = 3,462,994.62 : x - Step 2: Convert to fraction form
14,245,683.42/21,368,367.48 = 3,462,994.62/x - Step 3: Cross multiply
14,245,683.42x = 21,368,367.48 × 3,462,994.62 - Step 4: Simplify right side
14,245,683.42x = 73,998,541,621,422.97 - Step 5: Solve for x
x = 73,998,541,621,422.97/14,245,683.42 - Step 6: Final answer
x = 5,194,453.61
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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.