Finding the Fourth Proportional to 17,475,057.20, 26,212,585.80 and 15,963,402.80
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Solution
The fourth proportional to 17,475,057.20, 26,212,585.80 and 15,963,402.80 is: 23,945,104.20
Step by Step Solution
- Step 1: Write the proportion equation
17,475,057.20 : 26,212,585.80 = 15,963,402.80 : x - Step 2: Convert to fraction form
17,475,057.20/26,212,585.80 = 15,963,402.80/x - Step 3: Cross multiply
17,475,057.20x = 26,212,585.80 × 15,963,402.80 - Step 4: Simplify right side
17,475,057.20x = 418,442,065,554,960.25 - Step 5: Solve for x
x = 418,442,065,554,960.25/17,475,057.20 - Step 6: Final answer
x = 23,945,104.20
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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.