Finding the Fourth Proportional to 8,357,361.60, 12,537,615.84 and 5,955,247.20
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Solution
The fourth proportional to 8,357,361.60, 12,537,615.84 and 5,955,247.20 is: 8,933,991.99
Step by Step Solution
- Step 1: Write the proportion equation
8,357,361.60 : 12,537,615.84 = 5,955,247.20 : x - Step 2: Convert to fraction form
8,357,361.60/12,537,615.84 = 5,955,247.20/x - Step 3: Cross multiply
8,357,361.60x = 12,537,615.84 × 5,955,247.20 - Step 4: Simplify right side
8,357,361.60x = 74,664,601,625,835.66 - Step 5: Solve for x
x = 74,664,601,625,835.66/8,357,361.60 - Step 6: Final answer
x = 8,933,991.99
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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.