Finding the Fourth Proportional to 75,761,813.42, 113,644,837.47 and 24,643,832.44
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Solution
The fourth proportional to 75,761,813.42, 113,644,837.47 and 24,643,832.44 is: 36,966,437.39
Step by Step Solution
- Step 1: Write the proportion equation
75,761,813.42 : 113,644,837.47 = 24,643,832.44 : x - Step 2: Convert to fraction form
75,761,813.42/113,644,837.47 = 24,643,832.44/x - Step 3: Cross multiply
75,761,813.42x = 113,644,837.47 × 24,643,832.44 - Step 4: Simplify right side
75,761,813.42x = 2,800,644,332,281,713.50 - Step 5: Solve for x
x = 2,800,644,332,281,713.50/75,761,813.42 - Step 6: Final answer
x = 36,966,437.39
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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.