Finding the Fourth Proportional to 19,966,682.80, 29,908,033.80 and 16,607,450.80
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Solution
The fourth proportional to 19,966,682.80, 29,908,033.80 and 16,607,450.80 is: 24,876,250.34
Step by Step Solution
- Step 1: Write the proportion equation
19,966,682.80 : 29,908,033.80 = 16,607,450.80 : x - Step 2: Convert to fraction form
19,966,682.80/29,908,033.80 = 16,607,450.80/x - Step 3: Cross multiply
19,966,682.80x = 29,908,033.80 × 16,607,450.80 - Step 4: Simplify right side
19,966,682.80x = 496,696,199,858,237.06 - Step 5: Solve for x
x = 496,696,199,858,237.06/19,966,682.80 - Step 6: Final answer
x = 24,876,250.34
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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.