Finding the Fourth Proportional to 11,793,906.66, 16,272,898.14 and 6,635,386.02
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Solution
The fourth proportional to 11,793,906.66, 16,272,898.14 and 6,635,386.02 is: 9,155,317.57
Step by Step Solution
- Step 1: Write the proportion equation
11,793,906.66 : 16,272,898.14 = 6,635,386.02 : x - Step 2: Convert to fraction form
11,793,906.66/16,272,898.14 = 6,635,386.02/x - Step 3: Cross multiply
11,793,906.66x = 16,272,898.14 × 6,635,386.02 - Step 4: Simplify right side
11,793,906.66x = 107,976,960,823,040 - Step 5: Solve for x
x = 107,976,960,823,040/11,793,906.66 - Step 6: Final answer
x = 9,155,317.57
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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.