Finding the Fourth Proportional to 16,183,420.95, 22,333,559.97 and 9,660,837.66
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Solution
The fourth proportional to 16,183,420.95, 22,333,559.97 and 9,660,837.66 is: 13,332,218.07
Step by Step Solution
- Step 1: Write the proportion equation
16,183,420.95 : 22,333,559.97 = 9,660,837.66 : x - Step 2: Convert to fraction form
16,183,420.95/22,333,559.97 = 9,660,837.66/x - Step 3: Cross multiply
16,183,420.95x = 22,333,559.97 × 9,660,837.66 - Step 4: Simplify right side
16,183,420.95x = 215,760,897,240,044.47 - Step 5: Solve for x
x = 215,760,897,240,044.47/16,183,420.95 - Step 6: Final answer
x = 13,332,218.07
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1.5x scale
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.