Finding the Fourth Proportional to 57,734,662.20, 86,614,918.48 and 19,395,130.65
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Solution
The fourth proportional to 57,734,662.20, 86,614,918.48 and 19,395,130.65 is: 29,097,038.00
Step by Step Solution
- Step 1: Write the proportion equation
57,734,662.20 : 86,614,918.48 = 19,395,130.65 : x - Step 2: Convert to fraction form
57,734,662.20/86,614,918.48 = 19,395,130.65/x - Step 3: Cross multiply
57,734,662.20x = 86,614,918.48 × 19,395,130.65 - Step 4: Simplify right side
57,734,662.20x = 1,679,907,659,858,137.25 - Step 5: Solve for x
x = 1,679,907,659,858,137.25/57,734,662.20 - Step 6: Final answer
x = 29,097,038.00
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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.