Finding the Fourth Proportional to 12,214,086.84, 18,319,730.58 and 3,239,338.68
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Solution
The fourth proportional to 12,214,086.84, 18,319,730.58 and 3,239,338.68 is: 4,858,636.81
Step by Step Solution
- Step 1: Write the proportion equation
12,214,086.84 : 18,319,730.58 = 3,239,338.68 : x - Step 2: Convert to fraction form
12,214,086.84/18,319,730.58 = 3,239,338.68/x - Step 3: Cross multiply
12,214,086.84x = 18,319,730.58 × 3,239,338.68 - Step 4: Simplify right side
12,214,086.84x = 59,343,811,874,972.83 - Step 5: Solve for x
x = 59,343,811,874,972.83/12,214,086.84 - Step 6: Final answer
x = 4,858,636.81
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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.