Finding the Fourth Proportional to 18,058,736.74, 24,919,829.84 and 9,910,499.62
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Solution
The fourth proportional to 18,058,736.74, 24,919,829.84 and 9,910,499.62 is: 13,675,816.19
Step by Step Solution
- Step 1: Write the proportion equation
18,058,736.74 : 24,919,829.84 = 9,910,499.62 : x - Step 2: Convert to fraction form
18,058,736.74/24,919,829.84 = 9,910,499.62/x - Step 3: Cross multiply
18,058,736.74x = 24,919,829.84 × 9,910,499.62 - Step 4: Simplify right side
18,058,736.74x = 246,967,964,259,248.62 - Step 5: Solve for x
x = 246,967,964,259,248.62/18,058,736.74 - Step 6: Final answer
x = 13,675,816.19
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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.