Finding the Fourth Proportional to 6,772,719.68, 10,160,070.96 and 3,178,851.68
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Solution
The fourth proportional to 6,772,719.68, 10,160,070.96 and 3,178,851.68 is: 4,768,742.86
Step by Step Solution
- Step 1: Write the proportion equation
6,772,719.68 : 10,160,070.96 = 3,178,851.68 : x - Step 2: Convert to fraction form
6,772,719.68/10,160,070.96 = 3,178,851.68/x - Step 3: Cross multiply
6,772,719.68x = 10,160,070.96 × 3,178,851.68 - Step 4: Simplify right side
6,772,719.68x = 32,297,358,640,115.22 - Step 5: Solve for x
x = 32,297,358,640,115.22/6,772,719.68 - Step 6: Final answer
x = 4,768,742.86
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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.