Finding the Fourth Proportional to 7,414,079.40, 11,118,971.92 and 2,226,479.86
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Solution
The fourth proportional to 7,414,079.40, 11,118,971.92 and 2,226,479.86 is: 3,339,074.98
Step by Step Solution
- Step 1: Write the proportion equation
7,414,079.40 : 11,118,971.92 = 2,226,479.86 : x - Step 2: Convert to fraction form
7,414,079.40/11,118,971.92 = 2,226,479.86/x - Step 3: Cross multiply
7,414,079.40x = 11,118,971.92 × 2,226,479.86 - Step 4: Simplify right side
7,414,079.40x = 24,756,167,043,785.53 - Step 5: Solve for x
x = 24,756,167,043,785.53/7,414,079.40 - Step 6: Final answer
x = 3,339,074.98
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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.