Finding the Fourth Proportional to 12,868,902.07, 19,303,337.57 and 3,284,281.62
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Solution
The fourth proportional to 12,868,902.07, 19,303,337.57 and 3,284,281.62 is: 4,926,418.46
Step by Step Solution
- Step 1: Write the proportion equation
12,868,902.07 : 19,303,337.57 = 3,284,281.62 : x - Step 2: Convert to fraction form
12,868,902.07/19,303,337.57 = 3,284,281.62/x - Step 3: Cross multiply
12,868,902.07x = 19,303,337.57 × 3,284,281.62 - Step 4: Simplify right side
12,868,902.07x = 63,397,596,745,758.84 - Step 5: Solve for x
x = 63,397,596,745,758.84/12,868,902.07 - Step 6: Final answer
x = 4,926,418.46
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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.