Finding the Fourth Proportional to 47,325,477.68, 65,312,145.96 and 26,691,395.12
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Solution
The fourth proportional to 47,325,477.68, 65,312,145.96 and 26,691,395.12 is: 36,835,809.79
Step by Step Solution
- Step 1: Write the proportion equation
47,325,477.68 : 65,312,145.96 = 26,691,395.12 : x - Step 2: Convert to fraction form
47,325,477.68/65,312,145.96 = 26,691,395.12/x - Step 3: Cross multiply
47,325,477.68x = 65,312,145.96 × 26,691,395.12 - Step 4: Simplify right side
47,325,477.68x = 1,743,272,293,953,471.75 - Step 5: Solve for x
x = 1,743,272,293,953,471.75/47,325,477.68 - Step 6: Final answer
x = 36,835,809.79
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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.