Finding the Fourth Proportional to 75,630,827.68, 113,474,832.90 and 29,605,590.07
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Solution
The fourth proportional to 75,630,827.68, 113,474,832.90 and 29,605,590.07 is: 44,419,577.16
Step by Step Solution
- Step 1: Write the proportion equation
75,630,827.68 : 113,474,832.90 = 29,605,590.07 : x - Step 2: Convert to fraction form
75,630,827.68/113,474,832.90 = 29,605,590.07/x - Step 3: Cross multiply
75,630,827.68x = 113,474,832.90 × 29,605,590.07 - Step 4: Simplify right side
75,630,827.68x = 3,359,489,386,099,149.50 - Step 5: Solve for x
x = 3,359,489,386,099,149.50/75,630,827.68 - Step 6: Final answer
x = 44,419,577.16
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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.