Finding the Fourth Proportional to 29,473,338.24, 40,672,253.34 and 16,916,459.94
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Solution
The fourth proportional to 29,473,338.24, 40,672,253.34 and 16,916,459.94 is: 23,344,167.49
Step by Step Solution
- Step 1: Write the proportion equation
29,473,338.24 : 40,672,253.34 = 16,916,459.94 : x - Step 2: Convert to fraction form
29,473,338.24/40,672,253.34 = 16,916,459.94/x - Step 3: Cross multiply
29,473,338.24x = 40,672,253.34 × 16,916,459.94 - Step 4: Simplify right side
29,473,338.24x = 688,030,544,295,641.38 - Step 5: Solve for x
x = 688,030,544,295,641.38/29,473,338.24 - Step 6: Final answer
x = 23,344,167.49
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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.