Finding the Fourth Proportional to 81,277,400.97, 112,163,106.98 and 44,107,673.17
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Solution
The fourth proportional to 81,277,400.97, 112,163,106.98 and 44,107,673.17 is: 60,868,748.32
Step by Step Solution
- Step 1: Write the proportion equation
81,277,400.97 : 112,163,106.98 = 44,107,673.17 : x - Step 2: Convert to fraction form
81,277,400.97/112,163,106.98 = 44,107,673.17/x - Step 3: Cross multiply
81,277,400.97x = 112,163,106.98 × 44,107,673.17 - Step 4: Simplify right side
81,277,400.97x = 4,947,253,663,844,770 - Step 5: Solve for x
x = 4,947,253,663,844,770/81,277,400.97 - Step 6: Final answer
x = 60,868,748.32
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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.