Finding the Fourth Proportional to 61,153,464.44, 84,390,713.16 and 33,275,234.12
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Solution
The fourth proportional to 61,153,464.44, 84,390,713.16 and 33,275,234.12 is: 45,919,242.08
Step by Step Solution
- Step 1: Write the proportion equation
61,153,464.44 : 84,390,713.16 = 33,275,234.12 : x - Step 2: Convert to fraction form
61,153,464.44/84,390,713.16 = 33,275,234.12/x - Step 3: Cross multiply
61,153,464.44x = 84,390,713.16 × 33,275,234.12 - Step 4: Simplify right side
61,153,464.44x = 2,808,120,737,952,765 - Step 5: Solve for x
x = 2,808,120,737,952,765/61,153,464.44 - Step 6: Final answer
x = 45,919,242.08
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.