Finding the Fourth Proportional to 75,852,571.34, 104,677,031.76 and 44,484,224.60
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Solution
The fourth proportional to 75,852,571.34, 104,677,031.76 and 44,484,224.60 is: 61,388,513.39
Step by Step Solution
- Step 1: Write the proportion equation
75,852,571.34 : 104,677,031.76 = 44,484,224.60 : x - Step 2: Convert to fraction form
75,852,571.34/104,677,031.76 = 44,484,224.60/x - Step 3: Cross multiply
75,852,571.34x = 104,677,031.76 × 44,484,224.60 - Step 4: Simplify right side
75,852,571.34x = 4,656,476,591,273,174 - Step 5: Solve for x
x = 4,656,476,591,273,174/75,852,571.34 - Step 6: Final answer
x = 61,388,513.39
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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.