Finding the Fourth Proportional to 11,877,785, 16,391,387.04 and 6,445,277
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Solution
The fourth proportional to 11,877,785, 16,391,387.04 and 6,445,277 is: 8,894,505.99
Step by Step Solution
- Step 1: Write the proportion equation
11,877,785 : 16,391,387.04 = 6,445,277 : x - Step 2: Convert to fraction form
11,877,785/16,391,387.04 = 6,445,277/x - Step 3: Cross multiply
11,877,785x = 16,391,387.04 × 6,445,277 - Step 4: Simplify right side
11,877,785x = 105,647,029,887,010.08 - Step 5: Solve for x
x = 105,647,029,887,010.08/11,877,785 - Step 6: Final answer
x = 8,894,505.99
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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.