Finding the Fourth Proportional to 17,690,642.48, 24,414,091.49 and 10,628,395.74
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Solution
The fourth proportional to 17,690,642.48, 24,414,091.49 and 10,628,395.74 is: 14,667,789.84
Step by Step Solution
- Step 1: Write the proportion equation
17,690,642.48 : 24,414,091.49 = 10,628,395.74 : x - Step 2: Convert to fraction form
17,690,642.48/24,414,091.49 = 10,628,395.74/x - Step 3: Cross multiply
17,690,642.48x = 24,414,091.49 × 10,628,395.74 - Step 4: Simplify right side
17,690,642.48x = 259,482,625,935,144.28 - Step 5: Solve for x
x = 259,482,625,935,144.28/17,690,642.48 - Step 6: Final answer
x = 14,667,789.84
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.