Finding the Fourth Proportional to 71,413,768.02, 97,232,571.38 and 71,187,019.86
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Solution
The fourth proportional to 71,413,768.02, 97,232,571.38 and 71,187,019.86 is: 96,923,845.10
Step by Step Solution
- Step 1: Write the proportion equation
71,413,768.02 : 97,232,571.38 = 71,187,019.86 : x - Step 2: Convert to fraction form
71,413,768.02/97,232,571.38 = 71,187,019.86/x - Step 3: Cross multiply
71,413,768.02x = 97,232,571.38 × 71,187,019.86 - Step 4: Simplify right side
71,413,768.02x = 6,921,696,989,866,927 - Step 5: Solve for x
x = 6,921,696,989,866,927/71,413,768.02 - Step 6: Final answer
x = 96,923,845.10
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Why These Related Problems?
These problems maintain the same ratio (1.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.