Finding the Fourth Proportional to 35,336,916.42, 48,767,889.66 and 19,658,894.22
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Solution
The fourth proportional to 35,336,916.42, 48,767,889.66 and 19,658,894.22 is: 27,130,912.41
Step by Step Solution
- Step 1: Write the proportion equation
35,336,916.42 : 48,767,889.66 = 19,658,894.22 : x - Step 2: Convert to fraction form
35,336,916.42/48,767,889.66 = 19,658,894.22/x - Step 3: Cross multiply
35,336,916.42x = 48,767,889.66 × 19,658,894.22 - Step 4: Simplify right side
35,336,916.42x = 958,722,784,158,571.62 - Step 5: Solve for x
x = 958,722,784,158,571.62/35,336,916.42 - Step 6: Final answer
x = 27,130,912.41
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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.