Finding the Fourth Proportional to 29,134,818.68, 40,206,043.71 and 16,082,074.13
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Solution
The fourth proportional to 29,134,818.68, 40,206,043.71 and 16,082,074.13 is: 22,193,258.95
Step by Step Solution
- Step 1: Write the proportion equation
29,134,818.68 : 40,206,043.71 = 16,082,074.13 : x - Step 2: Convert to fraction form
29,134,818.68/40,206,043.71 = 16,082,074.13/x - Step 3: Cross multiply
29,134,818.68x = 40,206,043.71 × 16,082,074.13 - Step 4: Simplify right side
29,134,818.68x = 646,596,575,217,210 - Step 5: Solve for x
x = 646,596,575,217,210/29,134,818.68 - Step 6: Final answer
x = 22,193,258.95
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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.