Finding the Fourth Proportional to 16,612,988.40, 24,919,482.58 and 4,482,451.85
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Solution
The fourth proportional to 16,612,988.40, 24,919,482.58 and 4,482,451.85 is: 6,723,677.76
Step by Step Solution
- Step 1: Write the proportion equation
16,612,988.40 : 24,919,482.58 = 4,482,451.85 : x - Step 2: Convert to fraction form
16,612,988.40/24,919,482.58 = 4,482,451.85/x - Step 3: Cross multiply
16,612,988.40x = 24,919,482.58 × 4,482,451.85 - Step 4: Simplify right side
16,612,988.40x = 111,700,380,655,960.23 - Step 5: Solve for x
x = 111,700,380,655,960.23/16,612,988.40 - Step 6: Final answer
x = 6,723,677.76
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.