Finding the Fourth Proportional to 5,416,244.43, 7,461,855.35 and 3,782,063.36
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Solution
The fourth proportional to 5,416,244.43, 7,461,855.35 and 3,782,063.36 is: 5,210,475.64
Step by Step Solution
- Step 1: Write the proportion equation
5,416,244.43 : 7,461,855.35 = 3,782,063.36 : x - Step 2: Convert to fraction form
5,416,244.43/7,461,855.35 = 3,782,063.36/x - Step 3: Cross multiply
5,416,244.43x = 7,461,855.35 × 3,782,063.36 - Step 4: Simplify right side
5,416,244.43x = 28,221,209,679,545.70 - Step 5: Solve for x
x = 28,221,209,679,545.70/5,416,244.43 - Step 6: Final answer
x = 5,210,475.64
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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.