Finding the Fourth Proportional to 10,017,028.62, 15,021,712.68 and 5,465,644.70
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Solution
The fourth proportional to 10,017,028.62, 15,021,712.68 and 5,465,644.70 is: 8,196,377.12
Step by Step Solution
- Step 1: Write the proportion equation
10,017,028.62 : 15,021,712.68 = 5,465,644.70 : x - Step 2: Convert to fraction form
10,017,028.62/15,021,712.68 = 5,465,644.70/x - Step 3: Cross multiply
10,017,028.62x = 15,021,712.68 × 5,465,644.70 - Step 4: Simplify right side
10,017,028.62x = 82,103,344,198,760.06 - Step 5: Solve for x
x = 82,103,344,198,760.06/10,017,028.62 - Step 6: Final answer
x = 8,196,377.12
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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.