Finding the Fourth Proportional to 17,554,470.40, 26,296,276.20 and 9,972,578.80
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Solution
The fourth proportional to 17,554,470.40, 26,296,276.20 and 9,972,578.80 is: 14,938,740.99
Step by Step Solution
- Step 1: Write the proportion equation
17,554,470.40 : 26,296,276.20 = 9,972,578.80 : x - Step 2: Convert to fraction form
17,554,470.40/26,296,276.20 = 9,972,578.80/x - Step 3: Cross multiply
17,554,470.40x = 26,296,276.20 × 9,972,578.80 - Step 4: Simplify right side
17,554,470.40x = 262,241,686,551,064.56 - Step 5: Solve for x
x = 262,241,686,551,064.56/17,554,470.40 - Step 6: Final answer
x = 14,938,740.99
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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.