Finding the Fourth Proportional to 9,766,784.80, 14,649,946.80 and 2,675,072.80
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Solution
The fourth proportional to 9,766,784.80, 14,649,946.80 and 2,675,072.80 is: 4,012,546.09
Step by Step Solution
- Step 1: Write the proportion equation
9,766,784.80 : 14,649,946.80 = 2,675,072.80 : x - Step 2: Convert to fraction form
9,766,784.80/14,649,946.80 = 2,675,072.80/x - Step 3: Cross multiply
9,766,784.80x = 14,649,946.80 × 2,675,072.80 - Step 4: Simplify right side
9,766,784.80x = 39,189,674,206,127.04 - Step 5: Solve for x
x = 39,189,674,206,127.04/9,766,784.80 - Step 6: Final answer
x = 4,012,546.09
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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.