Finding the Fourth Proportional to 6,768,718.21, 10,156,177.79 and 2,931,714.19
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Solution
The fourth proportional to 6,768,718.21, 10,156,177.79 and 2,931,714.19 is: 4,398,914.18
Step by Step Solution
- Step 1: Write the proportion equation
6,768,718.21 : 10,156,177.79 = 2,931,714.19 : x - Step 2: Convert to fraction form
6,768,718.21/10,156,177.79 = 2,931,714.19/x - Step 3: Cross multiply
6,768,718.21x = 10,156,177.79 × 2,931,714.19 - Step 4: Simplify right side
6,768,718.21x = 29,775,010,543,105.84 - Step 5: Solve for x
x = 29,775,010,543,105.84/6,768,718.21 - Step 6: Final answer
x = 4,398,914.18
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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.