Finding the Fourth Proportional to 48,993,506.39, 73,490,452.16 and 19,847,895.94
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Solution
The fourth proportional to 48,993,506.39, 73,490,452.16 and 19,847,895.94 is: 29,771,921.92
Step by Step Solution
- Step 1: Write the proportion equation
48,993,506.39 : 73,490,452.16 = 19,847,895.94 : x - Step 2: Convert to fraction form
48,993,506.39/73,490,452.16 = 19,847,895.94/x - Step 3: Cross multiply
48,993,506.39x = 73,490,452.16 × 19,847,895.94 - Step 4: Simplify right side
48,993,506.39x = 1,458,630,847,055,228.25 - Step 5: Solve for x
x = 1,458,630,847,055,228.25/48,993,506.39 - Step 6: Final answer
x = 29,771,921.92
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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.