Finding the Fourth Proportional to 18,157,308.54, 27,235,729.52 and 6,032,347.26
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Solution
The fourth proportional to 18,157,308.54, 27,235,729.52 and 6,032,347.26 is: 9,048,443.38
Step by Step Solution
- Step 1: Write the proportion equation
18,157,308.54 : 27,235,729.52 = 6,032,347.26 : x - Step 2: Convert to fraction form
18,157,308.54/27,235,729.52 = 6,032,347.26/x - Step 3: Cross multiply
18,157,308.54x = 27,235,729.52 × 6,032,347.26 - Step 4: Simplify right side
18,157,308.54x = 164,295,378,344,073.09 - Step 5: Solve for x
x = 164,295,378,344,073.09/18,157,308.54 - Step 6: Final answer
x = 9,048,443.38
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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.