Finding the Fourth Proportional to 47,403,225.95, 71,104,838.94 and 13,324,571.83
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Solution
The fourth proportional to 47,403,225.95, 71,104,838.94 and 13,324,571.83 is: 19,986,857.75
Step by Step Solution
- Step 1: Write the proportion equation
47,403,225.95 : 71,104,838.94 = 13,324,571.83 : x - Step 2: Convert to fraction form
47,403,225.95/71,104,838.94 = 13,324,571.83/x - Step 3: Cross multiply
47,403,225.95x = 71,104,838.94 × 13,324,571.83 - Step 4: Simplify right side
47,403,225.95x = 947,441,533,916,611 - Step 5: Solve for x
x = 947,441,533,916,611/47,403,225.95 - Step 6: Final answer
x = 19,986,857.75
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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.