Finding the Fourth Proportional to 26,556,046.74, 36,650,836.80 and 14,955,877.98
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Solution
The fourth proportional to 26,556,046.74, 36,650,836.80 and 14,955,877.98 is: 20,641,078.41
Step by Step Solution
- Step 1: Write the proportion equation
26,556,046.74 : 36,650,836.80 = 14,955,877.98 : x - Step 2: Convert to fraction form
26,556,046.74/36,650,836.80 = 14,955,877.98/x - Step 3: Cross multiply
26,556,046.74x = 36,650,836.80 × 14,955,877.98 - Step 4: Simplify right side
26,556,046.74x = 548,145,443,045,693.62 - Step 5: Solve for x
x = 548,145,443,045,693.62/26,556,046.74 - Step 6: Final answer
x = 20,641,078.41
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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.