Finding the Fourth Proportional to 81,952,387.74, 113,094,578.19 and 44,782,669.74
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Solution
The fourth proportional to 81,952,387.74, 113,094,578.19 and 44,782,669.74 is: 61,800,238.95
Step by Step Solution
- Step 1: Write the proportion equation
81,952,387.74 : 113,094,578.19 = 44,782,669.74 : x - Step 2: Convert to fraction form
81,952,387.74/113,094,578.19 = 44,782,669.74/x - Step 3: Cross multiply
81,952,387.74x = 113,094,578.19 × 44,782,669.74 - Step 4: Simplify right side
81,952,387.74x = 5,064,677,144,467,377 - Step 5: Solve for x
x = 5,064,677,144,467,377/81,952,387.74 - Step 6: Final answer
x = 61,800,238.95
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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.