Finding the Fourth Proportional to 49,303,643.99, 68,040,292.29 and 29,725,787.66
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Solution
The fourth proportional to 49,303,643.99, 68,040,292.29 and 29,725,787.66 is: 41,022,348.80
Step by Step Solution
- Step 1: Write the proportion equation
49,303,643.99 : 68,040,292.29 = 29,725,787.66 : x - Step 2: Convert to fraction form
49,303,643.99/68,040,292.29 = 29,725,787.66/x - Step 3: Cross multiply
49,303,643.99x = 68,040,292.29 × 29,725,787.66 - Step 4: Simplify right side
49,303,643.99x = 2,022,551,280,936,875.25 - Step 5: Solve for x
x = 2,022,551,280,936,875.25/49,303,643.99 - Step 6: Final answer
x = 41,022,348.80
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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.