Finding the Fourth Proportional to 48,385,605.60, 72,410,446.80 and 44,354,527.20
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Solution
The fourth proportional to 48,385,605.60, 72,410,446.80 and 44,354,527.20 is: 66,377,822.34
Step by Step Solution
- Step 1: Write the proportion equation
48,385,605.60 : 72,410,446.80 = 44,354,527.20 : x - Step 2: Convert to fraction form
48,385,605.60/72,410,446.80 = 44,354,527.20/x - Step 3: Cross multiply
48,385,605.60x = 72,410,446.80 × 44,354,527.20 - Step 4: Simplify right side
48,385,605.60x = 3,211,731,132,154,753 - Step 5: Solve for x
x = 3,211,731,132,154,753/48,385,605.60 - Step 6: Final answer
x = 66,377,822.34
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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.