Finding the Fourth Proportional to 29,473,352.51, 40,672,272.98 and 16,916,474.19
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Solution
The fourth proportional to 29,473,352.51, 40,672,272.98 and 16,916,474.19 is: 23,344,187.12
Step by Step Solution
- Step 1: Write the proportion equation
29,473,352.51 : 40,672,272.98 = 16,916,474.19 : x - Step 2: Convert to fraction form
29,473,352.51/40,672,272.98 = 16,916,474.19/x - Step 3: Cross multiply
29,473,352.51x = 40,672,272.98 × 16,916,474.19 - Step 4: Simplify right side
29,473,352.51x = 688,031,456,114,804.38 - Step 5: Solve for x
x = 688,031,456,114,804.38/29,473,352.51 - Step 6: Final answer
x = 23,344,187.12
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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.