Finding the Fourth Proportional to 46,625,747.34, 69,947,036.36 and 21,078,787.98
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Solution
The fourth proportional to 46,625,747.34, 69,947,036.36 and 21,078,787.98 is: 31,621,986.42
Step by Step Solution
- Step 1: Write the proportion equation
46,625,747.34 : 69,947,036.36 = 21,078,787.98 : x - Step 2: Convert to fraction form
46,625,747.34/69,947,036.36 = 21,078,787.98/x - Step 3: Cross multiply
46,625,747.34x = 69,947,036.36 × 21,078,787.98 - Step 4: Simplify right side
46,625,747.34x = 1,474,398,749,261,791 - Step 5: Solve for x
x = 1,474,398,749,261,791/46,625,747.34 - Step 6: Final answer
x = 31,621,986.42
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.