Finding the Fourth Proportional to 9,367,993.68, 12,926,361.84 and 5,448,617.52
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Solution
The fourth proportional to 9,367,993.68, 12,926,361.84 and 5,448,617.52 is: 7,518,237.52
Step by Step Solution
- Step 1: Write the proportion equation
9,367,993.68 : 12,926,361.84 = 5,448,617.52 : x - Step 2: Convert to fraction form
9,367,993.68/12,926,361.84 = 5,448,617.52/x - Step 3: Cross multiply
9,367,993.68x = 12,926,361.84 × 5,448,617.52 - Step 4: Simplify right side
9,367,993.68x = 70,430,801,591,283.44 - Step 5: Solve for x
x = 70,430,801,591,283.44/9,367,993.68 - Step 6: Final answer
x = 7,518,237.52
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.