Finding the Fourth Proportional to 8,423,754.65, 12,637,206.74 and 3,375,458.81
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Solution
The fourth proportional to 8,423,754.65, 12,637,206.74 and 3,375,458.81 is: 5,063,819.23
Step by Step Solution
- Step 1: Write the proportion equation
8,423,754.65 : 12,637,206.74 = 3,375,458.81 : x - Step 2: Convert to fraction form
8,423,754.65/12,637,206.74 = 3,375,458.81/x - Step 3: Cross multiply
8,423,754.65x = 12,637,206.74 × 3,375,458.81 - Step 4: Simplify right side
8,423,754.65x = 42,656,370,769,576.99 - Step 5: Solve for x
x = 42,656,370,769,576.99/8,423,754.65 - Step 6: Final answer
x = 5,063,819.23
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.