Finding the Fourth Proportional to 53,925,891.05, 80,889,427.17 and 15,587,737.31
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Solution
The fourth proportional to 53,925,891.05, 80,889,427.17 and 15,587,737.31 is: 23,381,776.68
Step by Step Solution
- Step 1: Write the proportion equation
53,925,891.05 : 80,889,427.17 = 15,587,737.31 : x - Step 2: Convert to fraction form
53,925,891.05/80,889,427.17 = 15,587,737.31/x - Step 3: Cross multiply
53,925,891.05x = 80,889,427.17 × 15,587,737.31 - Step 4: Simplify right side
53,925,891.05x = 1,260,883,142,084,560.25 - Step 5: Solve for x
x = 1,260,883,142,084,560.25/53,925,891.05 - Step 6: Final answer
x = 23,381,776.68
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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.