Finding the Fourth Proportional to 19,894,467.42, 29,841,699.38 and 5,517,535.05
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Solution
The fourth proportional to 19,894,467.42, 29,841,699.38 and 5,517,535.05 is: 8,276,302.09
Step by Step Solution
- Step 1: Write the proportion equation
19,894,467.42 : 29,841,699.38 = 5,517,535.05 : x - Step 2: Convert to fraction form
19,894,467.42/29,841,699.38 = 5,517,535.05/x - Step 3: Cross multiply
19,894,467.42x = 29,841,699.38 × 5,517,535.05 - Step 4: Simplify right side
19,894,467.42x = 164,652,622,253,125.59 - Step 5: Solve for x
x = 164,652,622,253,125.59/19,894,467.42 - Step 6: Final answer
x = 8,276,302.09
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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.