Finding the Fourth Proportional to 10,451,621.80, 15,671,330.96 and 4,054,398.94
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Solution
The fourth proportional to 10,451,621.80, 15,671,330.96 and 4,054,398.94 is: 6,079,231.42
Step by Step Solution
- Step 1: Write the proportion equation
10,451,621.80 : 15,671,330.96 = 4,054,398.94 : x - Step 2: Convert to fraction form
10,451,621.80/15,671,330.96 = 4,054,398.94/x - Step 3: Cross multiply
10,451,621.80x = 15,671,330.96 × 4,054,398.94 - Step 4: Simplify right side
10,451,621.80x = 63,537,827,632,613.19 - Step 5: Solve for x
x = 63,537,827,632,613.19/10,451,621.80 - Step 6: Final answer
x = 6,079,231.42
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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.