Finding the Fourth Proportional to 29,536,686.24, 40,758,926.40 and 16,482,920.64
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Solution
The fourth proportional to 29,536,686.24, 40,758,926.40 and 16,482,920.64 is: 22,745,481.46
Step by Step Solution
- Step 1: Write the proportion equation
29,536,686.24 : 40,758,926.40 = 16,482,920.64 : x - Step 2: Convert to fraction form
29,536,686.24/40,758,926.40 = 16,482,920.64/x - Step 3: Cross multiply
29,536,686.24x = 40,758,926.40 × 16,482,920.64 - Step 4: Simplify right side
29,536,686.24x = 671,826,149,222,800.88 - Step 5: Solve for x
x = 671,826,149,222,800.88/29,536,686.24 - Step 6: Final answer
x = 22,745,481.46
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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.