Finding the Fourth Proportional to 33,831,715.98, 46,687,813.11 and 18,361,800.63
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Solution
The fourth proportional to 33,831,715.98, 46,687,813.11 and 18,361,800.63 is: 25,339,309.31
Step by Step Solution
- Step 1: Write the proportion equation
33,831,715.98 : 46,687,813.11 = 18,361,800.63 : x - Step 2: Convert to fraction form
33,831,715.98/46,687,813.11 = 18,361,800.63/x - Step 3: Cross multiply
33,831,715.98x = 46,687,813.11 × 18,361,800.63 - Step 4: Simplify right side
33,831,715.98x = 857,272,315,851,272.12 - Step 5: Solve for x
x = 857,272,315,851,272.12/33,831,715.98 - Step 6: Final answer
x = 25,339,309.31
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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.