Finding the Fourth Proportional to 14,889,387.13, 20,547,971.97 and 8,273,950.88
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Solution
The fourth proportional to 14,889,387.13, 20,547,971.97 and 8,273,950.88 is: 11,418,395.48
Step by Step Solution
- Step 1: Write the proportion equation
14,889,387.13 : 20,547,971.97 = 8,273,950.88 : x - Step 2: Convert to fraction form
14,889,387.13/20,547,971.97 = 8,273,950.88/x - Step 3: Cross multiply
14,889,387.13x = 20,547,971.97 × 8,273,950.88 - Step 4: Simplify right side
14,889,387.13x = 170,012,910,709,993.44 - Step 5: Solve for x
x = 170,012,910,709,993.44/14,889,387.13 - Step 6: Final answer
x = 11,418,395.48
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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.