Finding the Fourth Proportional to 57,734,679.54, 86,614,944.45 and 19,395,147.99
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Solution
The fourth proportional to 57,734,679.54, 86,614,944.45 and 19,395,147.99 is: 29,097,064.00
Step by Step Solution
- Step 1: Write the proportion equation
57,734,679.54 : 86,614,944.45 = 19,395,147.99 : x - Step 2: Convert to fraction form
57,734,679.54/86,614,944.45 = 19,395,147.99/x - Step 3: Cross multiply
57,734,679.54x = 86,614,944.45 × 19,395,147.99 - Step 4: Simplify right side
57,734,679.54x = 1,679,909,665,753,379 - Step 5: Solve for x
x = 1,679,909,665,753,379/57,734,679.54 - Step 6: Final answer
x = 29,097,064.00
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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.