Finding the Fourth Proportional to 11,006,269.12, 16,509,381.68 and 2,920,055.28
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Solution
The fourth proportional to 11,006,269.12, 16,509,381.68 and 2,920,055.28 is: 4,380,077.08
Step by Step Solution
- Step 1: Write the proportion equation
11,006,269.12 : 16,509,381.68 = 2,920,055.28 : x - Step 2: Convert to fraction form
11,006,269.12/16,509,381.68 = 2,920,055.28/x - Step 3: Cross multiply
11,006,269.12x = 16,509,381.68 × 2,920,055.28 - Step 4: Simplify right side
11,006,269.12x = 48,208,307,144,219.27 - Step 5: Solve for x
x = 48,208,307,144,219.27/11,006,269.12 - Step 6: Final answer
x = 4,380,077.08
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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.