Finding the Fourth Proportional to 13,966,115.36, 20,935,586.50 and 6,677,681.09
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Solution
The fourth proportional to 13,966,115.36, 20,935,586.50 and 6,677,681.09 is: 10,010,025.44
Step by Step Solution
- Step 1: Write the proportion equation
13,966,115.36 : 20,935,586.50 = 6,677,681.09 : x - Step 2: Convert to fraction form
13,966,115.36/20,935,586.50 = 6,677,681.09/x - Step 3: Cross multiply
13,966,115.36x = 20,935,586.50 × 6,677,681.09 - Step 4: Simplify right side
13,966,115.36x = 139,801,170,075,499.81 - Step 5: Solve for x
x = 139,801,170,075,499.81/13,966,115.36 - Step 6: Final answer
x = 10,010,025.44
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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.