Finding the Fourth Proportional to 17,869,045.68, 26,787,511.08 and 7,079,068.08
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Solution
The fourth proportional to 17,869,045.68, 26,787,511.08 and 7,079,068.08 is: 10,612,240.74
Step by Step Solution
- Step 1: Write the proportion equation
17,869,045.68 : 26,787,511.08 = 7,079,068.08 : x - Step 2: Convert to fraction form
17,869,045.68/26,787,511.08 = 7,079,068.08/x - Step 3: Cross multiply
17,869,045.68x = 26,787,511.08 × 7,079,068.08 - Step 4: Simplify right side
17,869,045.68x = 189,630,614,629,074.31 - Step 5: Solve for x
x = 189,630,614,629,074.31/17,869,045.68 - Step 6: Final answer
x = 10,612,240.74
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.