Finding the Fourth Proportional to 13,326,628.04, 19,991,161.99 and 3,741,941.98
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Solution
The fourth proportional to 13,326,628.04, 19,991,161.99 and 3,741,941.98 is: 5,613,255.50
Step by Step Solution
- Step 1: Write the proportion equation
13,326,628.04 : 19,991,161.99 = 3,741,941.98 : x - Step 2: Convert to fraction form
13,326,628.04/19,991,161.99 = 3,741,941.98/x - Step 3: Cross multiply
13,326,628.04x = 19,991,161.99 × 3,741,941.98 - Step 4: Simplify right side
13,326,628.04x = 74,805,768,179,405.53 - Step 5: Solve for x
x = 74,805,768,179,405.53/13,326,628.04 - Step 6: Final answer
x = 5,613,255.50
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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.