Finding the Fourth Proportional to 34,324,355.23, 47,367,957.82 and 18,643,685.87
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Solution
The fourth proportional to 34,324,355.23, 47,367,957.82 and 18,643,685.87 is: 25,728,475.31
Step by Step Solution
- Step 1: Write the proportion equation
34,324,355.23 : 47,367,957.82 = 18,643,685.87 : x - Step 2: Convert to fraction form
34,324,355.23/47,367,957.82 = 18,643,685.87/x - Step 3: Cross multiply
34,324,355.23x = 47,367,957.82 × 18,643,685.87 - Step 4: Simplify right side
34,324,355.23x = 883,113,325,899,490 - Step 5: Solve for x
x = 883,113,325,899,490/34,324,355.23 - Step 6: Final answer
x = 25,728,475.31
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.