Finding the Fourth Proportional to 16,160,574.08, 24,240,888.66 and 12,942,578.54
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Solution
The fourth proportional to 16,160,574.08, 24,240,888.66 and 12,942,578.54 is: 19,413,889.87
Step by Step Solution
- Step 1: Write the proportion equation
16,160,574.08 : 24,240,888.66 = 12,942,578.54 : x - Step 2: Convert to fraction form
16,160,574.08/24,240,888.66 = 12,942,578.54/x - Step 3: Cross multiply
16,160,574.08x = 24,240,888.66 × 12,942,578.54 - Step 4: Simplify right side
16,160,574.08x = 313,739,605,361,445.31 - Step 5: Solve for x
x = 313,739,605,361,445.31/16,160,574.08 - Step 6: Final answer
x = 19,413,889.87
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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.