Finding the Fourth Proportional to 18,097,860.21, 27,149,347.92 and 5,798,947.93
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Solution
The fourth proportional to 18,097,860.21, 27,149,347.92 and 5,798,947.93 is: 8,699,241.41
Step by Step Solution
- Step 1: Write the proportion equation
18,097,860.21 : 27,149,347.92 = 5,798,947.93 : x - Step 2: Convert to fraction form
18,097,860.21/27,149,347.92 = 5,798,947.93/x - Step 3: Cross multiply
18,097,860.21x = 27,149,347.92 × 5,798,947.93 - Step 4: Simplify right side
18,097,860.21x = 157,437,654,921,533.81 - Step 5: Solve for x
x = 157,437,654,921,533.81/18,097,860.21 - Step 6: Final answer
x = 8,699,241.41
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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.