Finding the Fourth Proportional to 75,893,455.08, 113,839,773.84 and 18,385,697.16
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Solution
The fourth proportional to 75,893,455.08, 113,839,773.84 and 18,385,697.16 is: 27,578,446.71
Step by Step Solution
- Step 1: Write the proportion equation
75,893,455.08 : 113,839,773.84 = 18,385,697.16 : x - Step 2: Convert to fraction form
75,893,455.08/113,839,773.84 = 18,385,697.16/x - Step 3: Cross multiply
75,893,455.08x = 113,839,773.84 × 18,385,697.16 - Step 4: Simplify right side
75,893,455.08x = 2,093,023,606,585,130.50 - Step 5: Solve for x
x = 2,093,023,606,585,130.50/75,893,455.08 - Step 6: Final answer
x = 27,578,446.71
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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.