Finding the Fourth Proportional to 29,473,350.51, 40,672,270.22 and 16,916,472.19
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Solution
The fourth proportional to 29,473,350.51, 40,672,270.22 and 16,916,472.19 is: 23,344,184.36
Step by Step Solution
- Step 1: Write the proportion equation
29,473,350.51 : 40,672,270.22 = 16,916,472.19 : x - Step 2: Convert to fraction form
29,473,350.51/40,672,270.22 = 16,916,472.19/x - Step 3: Cross multiply
29,473,350.51x = 40,672,270.22 × 16,916,472.19 - Step 4: Simplify right side
29,473,350.51x = 688,031,328,080,795.25 - Step 5: Solve for x
x = 688,031,328,080,795.25/29,473,350.51 - Step 6: Final answer
x = 23,344,184.36
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1.5x scale
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.