Finding the Fourth Proportional to 7,246,436.05, 9,999,969.64 and 3,983,180.95
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Solution
The fourth proportional to 7,246,436.05, 9,999,969.64 and 3,983,180.95 is: 5,496,728.09
Step by Step Solution
- Step 1: Write the proportion equation
7,246,436.05 : 9,999,969.64 = 3,983,180.95 : x - Step 2: Convert to fraction form
7,246,436.05/9,999,969.64 = 3,983,180.95/x - Step 3: Cross multiply
7,246,436.05x = 9,999,969.64 × 3,983,180.95 - Step 4: Simplify right side
7,246,436.05x = 39,831,688,570,626.36 - Step 5: Solve for x
x = 39,831,688,570,626.36/7,246,436.05 - Step 6: Final answer
x = 5,496,728.09
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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.