Finding the Fourth Proportional to 33,834,239.47, 46,690,000.21 and 18,363,991.96
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Solution
The fourth proportional to 33,834,239.47, 46,690,000.21 and 18,363,991.96 is: 25,341,630.31
Step by Step Solution
- Step 1: Write the proportion equation
33,834,239.47 : 46,690,000.21 = 18,363,991.96 : x - Step 2: Convert to fraction form
33,834,239.47/46,690,000.21 = 18,363,991.96/x - Step 3: Cross multiply
33,834,239.47x = 46,690,000.21 × 18,363,991.96 - Step 4: Simplify right side
33,834,239.47x = 857,414,788,212,433.25 - Step 5: Solve for x
x = 857,414,788,212,433.25/33,834,239.47 - Step 6: Final answer
x = 25,341,630.31
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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.