Finding the Fourth Proportional to 33,427,543.66, 46,113,033.00 and 21,831,894.70
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Solution
The fourth proportional to 33,427,543.66, 46,113,033.00 and 21,831,894.70 is: 30,116,926.66
Step by Step Solution
- Step 1: Write the proportion equation
33,427,543.66 : 46,113,033.00 = 21,831,894.70 : x - Step 2: Convert to fraction form
33,427,543.66/46,113,033.00 = 21,831,894.70/x - Step 3: Cross multiply
33,427,543.66x = 46,113,033.00 × 21,831,894.70 - Step 4: Simplify right side
33,427,543.66x = 1,006,734,880,720,212.12 - Step 5: Solve for x
x = 1,006,734,880,720,212.12/33,427,543.66 - Step 6: Final answer
x = 30,116,926.66
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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.