Finding the Fourth Proportional to 79,624,546.29, 109,915,739.24 and 53,534,187.90
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Solution
The fourth proportional to 79,624,546.29, 109,915,739.24 and 53,534,187.90 is: 73,899,948.09
Step by Step Solution
- Step 1: Write the proportion equation
79,624,546.29 : 109,915,739.24 = 53,534,187.90 : x - Step 2: Convert to fraction form
79,624,546.29/109,915,739.24 = 53,534,187.90/x - Step 3: Cross multiply
79,624,546.29x = 109,915,739.24 × 53,534,187.90 - Step 4: Simplify right side
79,624,546.29x = 5,884,249,837,373,892 - Step 5: Solve for x
x = 5,884,249,837,373,892/79,624,546.29 - Step 6: Final answer
x = 73,899,948.09
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.