Finding the Fourth Proportional to 18,105,525.58, 24,986,282.34 and 10,372,062.58
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Solution
The fourth proportional to 18,105,525.58, 24,986,282.34 and 10,372,062.58 is: 14,313,822.75
Step by Step Solution
- Step 1: Write the proportion equation
18,105,525.58 : 24,986,282.34 = 10,372,062.58 : x - Step 2: Convert to fraction form
18,105,525.58/24,986,282.34 = 10,372,062.58/x - Step 3: Cross multiply
18,105,525.58x = 24,986,282.34 × 10,372,062.58 - Step 4: Simplify right side
18,105,525.58x = 259,159,283,947,097.41 - Step 5: Solve for x
x = 259,159,283,947,097.41/18,105,525.58 - Step 6: Final answer
x = 14,313,822.75
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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.