Finding the Fourth Proportional to 11,974,763.88, 16,525,180.79 and 6,468,138.71
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Solution
The fourth proportional to 11,974,763.88, 16,525,180.79 and 6,468,138.71 is: 8,926,035.00
Step by Step Solution
- Step 1: Write the proportion equation
11,974,763.88 : 16,525,180.79 = 6,468,138.71 : x - Step 2: Convert to fraction form
11,974,763.88/16,525,180.79 = 6,468,138.71/x - Step 3: Cross multiply
11,974,763.88x = 16,525,180.79 × 6,468,138.71 - Step 4: Simplify right side
11,974,763.88x = 106,887,161,557,547.38 - Step 5: Solve for x
x = 106,887,161,557,547.38/11,974,763.88 - Step 6: Final answer
x = 8,926,035.00
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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.