Finding the Fourth Proportional to 32,400,802.13, 48,601,249.97 and 13,231,559.18
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Solution
The fourth proportional to 32,400,802.13, 48,601,249.97 and 13,231,559.18 is: 19,847,357.88
Step by Step Solution
- Step 1: Write the proportion equation
32,400,802.13 : 48,601,249.97 = 13,231,559.18 : x - Step 2: Convert to fraction form
32,400,802.13/48,601,249.97 = 13,231,559.18/x - Step 3: Cross multiply
32,400,802.13x = 48,601,249.97 × 13,231,559.18 - Step 4: Simplify right side
32,400,802.13x = 643,070,315,255,373.50 - Step 5: Solve for x
x = 643,070,315,255,373.50/32,400,802.13 - Step 6: Final answer
x = 19,847,357.88
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.