Finding the Fourth Proportional to 13,596,721.14, 20,415,182.66 and 9,075,936.18
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Solution
The fourth proportional to 13,596,721.14, 20,415,182.66 and 9,075,936.18 is: 13,627,321.84
Step by Step Solution
- Step 1: Write the proportion equation
13,596,721.14 : 20,415,182.66 = 9,075,936.18 : x - Step 2: Convert to fraction form
13,596,721.14/20,415,182.66 = 9,075,936.18/x - Step 3: Cross multiply
13,596,721.14x = 20,415,182.66 × 9,075,936.18 - Step 4: Simplify right side
13,596,721.14x = 185,286,894,925,202.62 - Step 5: Solve for x
x = 185,286,894,925,202.62/13,596,721.14 - Step 6: Final answer
x = 13,627,321.84
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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.