Finding the Fourth Proportional to 34,716,677.94, 47,907,175.26 and 19,829,078.70
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Solution
The fourth proportional to 34,716,677.94, 47,907,175.26 and 19,829,078.70 is: 27,363,077.49
Step by Step Solution
- Step 1: Write the proportion equation
34,716,677.94 : 47,907,175.26 = 19,829,078.70 : x - Step 2: Convert to fraction form
34,716,677.94/47,907,175.26 = 19,829,078.70/x - Step 3: Cross multiply
34,716,677.94x = 47,907,175.26 × 19,829,078.70 - Step 4: Simplify right side
34,716,677.94x = 949,955,148,525,232.88 - Step 5: Solve for x
x = 949,955,148,525,232.88/34,716,677.94 - Step 6: Final answer
x = 27,363,077.49
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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.