Finding the Fourth Proportional to 11,866,072.80, 17,804,638.80 and 8,880,088.80
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Solution
The fourth proportional to 11,866,072.80, 17,804,638.80 and 8,880,088.80 is: 13,324,271.33
Step by Step Solution
- Step 1: Write the proportion equation
11,866,072.80 : 17,804,638.80 = 8,880,088.80 : x - Step 2: Convert to fraction form
11,866,072.80/17,804,638.80 = 8,880,088.80/x - Step 3: Cross multiply
11,866,072.80x = 17,804,638.80 × 8,880,088.80 - Step 4: Simplify right side
11,866,072.80x = 158,106,773,595,925.47 - Step 5: Solve for x
x = 158,106,773,595,925.47/11,866,072.80 - Step 6: Final answer
x = 13,324,271.33
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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.