Finding the Fourth Proportional to 11,823,754.53, 16,316,774.03 and 6,391,246.53
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Solution
The fourth proportional to 11,823,754.53, 16,316,774.03 and 6,391,246.53 is: 8,819,916.31
Step by Step Solution
- Step 1: Write the proportion equation
11,823,754.53 : 16,316,774.03 = 6,391,246.53 : x - Step 2: Convert to fraction form
11,823,754.53/16,316,774.03 = 6,391,246.53/x - Step 3: Cross multiply
11,823,754.53x = 16,316,774.03 × 6,391,246.53 - Step 4: Simplify right side
11,823,754.53x = 104,284,525,368,075.39 - Step 5: Solve for x
x = 104,284,525,368,075.39/11,823,754.53 - Step 6: Final answer
x = 8,819,916.31
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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.