Finding the Fourth Proportional to 11,362,331.08, 15,675,021.34 and 6,775,995.25
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Solution
The fourth proportional to 11,362,331.08, 15,675,021.34 and 6,775,995.25 is: 9,347,894.32
Step by Step Solution
- Step 1: Write the proportion equation
11,362,331.08 : 15,675,021.34 = 6,775,995.25 : x - Step 2: Convert to fraction form
11,362,331.08/15,675,021.34 = 6,775,995.25/x - Step 3: Cross multiply
11,362,331.08x = 15,675,021.34 × 6,775,995.25 - Step 4: Simplify right side
11,362,331.08x = 106,213,870,143,488.64 - Step 5: Solve for x
x = 106,213,870,143,488.64/11,362,331.08 - Step 6: Final answer
x = 9,347,894.32
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1.5x scale
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.