Finding the Fourth Proportional to 9,768,627.84, 14,655,174.12 and 3,378,874.80
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Solution
The fourth proportional to 9,768,627.84, 14,655,174.12 and 3,378,874.80 is: 5,069,084.35
Step by Step Solution
- Step 1: Write the proportion equation
9,768,627.84 : 14,655,174.12 = 3,378,874.80 : x - Step 2: Convert to fraction form
9,768,627.84/14,655,174.12 = 3,378,874.80/x - Step 3: Cross multiply
9,768,627.84x = 14,655,174.12 × 3,378,874.80 - Step 4: Simplify right side
9,768,627.84x = 49,517,998,523,680.17 - Step 5: Solve for x
x = 49,517,998,523,680.17/9,768,627.84 - Step 6: Final answer
x = 5,069,084.35
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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.