Finding the Fourth Proportional to 10,770,326.52, 14,925,929.36 and 10,565,943.28
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Solution
The fourth proportional to 10,770,326.52, 14,925,929.36 and 10,565,943.28 is: 14,642,687.27
Step by Step Solution
- Step 1: Write the proportion equation
10,770,326.52 : 14,925,929.36 = 10,565,943.28 : x - Step 2: Convert to fraction form
10,770,326.52/14,925,929.36 = 10,565,943.28/x - Step 3: Cross multiply
10,770,326.52x = 14,925,929.36 × 10,565,943.28 - Step 4: Simplify right side
10,770,326.52x = 157,706,523,019,046.69 - Step 5: Solve for x
x = 157,706,523,019,046.69/10,770,326.52 - Step 6: Final answer
x = 14,642,687.27
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Why These Related Problems?
These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.