Finding the Fourth Proportional to 39,812,533.68, 54,930,193.66 and 25,677,739.14
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Solution
The fourth proportional to 39,812,533.68, 54,930,193.66 and 25,677,739.14 is: 35,428,119.07
Step by Step Solution
- Step 1: Write the proportion equation
39,812,533.68 : 54,930,193.66 = 25,677,739.14 : x - Step 2: Convert to fraction form
39,812,533.68/54,930,193.66 = 25,677,739.14/x - Step 3: Cross multiply
39,812,533.68x = 54,930,193.66 × 25,677,739.14 - Step 4: Simplify right side
39,812,533.68x = 1,410,483,183,711,161.75 - Step 5: Solve for x
x = 1,410,483,183,711,161.75/39,812,533.68 - Step 6: Final answer
x = 35,428,119.07
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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.