Finding the Fourth Proportional to 48,361,405.70, 72,447,630.15 and 29,135,051.30
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Solution
The fourth proportional to 48,361,405.70, 72,447,630.15 and 29,135,051.30 is: 43,645,658.98
Step by Step Solution
- Step 1: Write the proportion equation
48,361,405.70 : 72,447,630.15 = 29,135,051.30 : x - Step 2: Convert to fraction form
48,361,405.70/72,447,630.15 = 29,135,051.30/x - Step 3: Cross multiply
48,361,405.70x = 72,447,630.15 × 29,135,051.30 - Step 4: Simplify right side
48,361,405.70x = 2,110,765,420,983,677 - Step 5: Solve for x
x = 2,110,765,420,983,677/48,361,405.70 - Step 6: Final answer
x = 43,645,658.98
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.