Finding the Fourth Proportional to 9,391,520.70, 14,087,281.05 and 2,659,934.70
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Solution
The fourth proportional to 9,391,520.70, 14,087,281.05 and 2,659,934.70 is: 3,989,902.05
Step by Step Solution
- Step 1: Write the proportion equation
9,391,520.70 : 14,087,281.05 = 2,659,934.70 : x - Step 2: Convert to fraction form
9,391,520.70/14,087,281.05 = 2,659,934.70/x - Step 3: Cross multiply
9,391,520.70x = 14,087,281.05 × 2,659,934.70 - Step 4: Simplify right side
9,391,520.70x = 37,471,247,693,547.44 - Step 5: Solve for x
x = 37,471,247,693,547.44/9,391,520.70 - Step 6: Final answer
x = 3,989,902.05
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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.