Finding the Fourth Proportional to 14,257,696.36, 21,390,530.46 and 4,679,812.84
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Solution
The fourth proportional to 14,257,696.36, 21,390,530.46 and 4,679,812.84 is: 7,021,027.56
Step by Step Solution
- Step 1: Write the proportion equation
14,257,696.36 : 21,390,530.46 = 4,679,812.84 : x - Step 2: Convert to fraction form
14,257,696.36/21,390,530.46 = 4,679,812.84/x - Step 3: Cross multiply
14,257,696.36x = 21,390,530.46 × 4,679,812.84 - Step 4: Simplify right side
14,257,696.36x = 100,103,679,101,119.11 - Step 5: Solve for x
x = 100,103,679,101,119.11/14,257,696.36 - Step 6: Final answer
x = 7,021,027.56
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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.