Finding the Fourth Proportional to 9,462,428.43, 14,193,642.65 and 2,986,160.14
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Solution
The fourth proportional to 9,462,428.43, 14,193,642.65 and 2,986,160.14 is: 4,479,240.21
Step by Step Solution
- Step 1: Write the proportion equation
9,462,428.43 : 14,193,642.65 = 2,986,160.14 : x - Step 2: Convert to fraction form
9,462,428.43/14,193,642.65 = 2,986,160.14/x - Step 3: Cross multiply
9,462,428.43x = 14,193,642.65 × 2,986,160.14 - Step 4: Simplify right side
9,462,428.43x = 42,384,489,872,419.06 - Step 5: Solve for x
x = 42,384,489,872,419.06/9,462,428.43 - Step 6: Final answer
x = 4,479,240.21
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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.