Finding the Fourth Proportional to 35,753,888.22, 53,617,219.44 and 21,184,918.92
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Solution
The fourth proportional to 35,753,888.22, 53,617,219.44 and 21,184,918.92 is: 31,769,312.46
Step by Step Solution
- Step 1: Write the proportion equation
35,753,888.22 : 53,617,219.44 = 21,184,918.92 : x - Step 2: Convert to fraction form
35,753,888.22/53,617,219.44 = 21,184,918.92/x - Step 3: Cross multiply
35,753,888.22x = 53,617,219.44 × 21,184,918.92 - Step 4: Simplify right side
35,753,888.22x = 1,135,876,446,552,247.75 - Step 5: Solve for x
x = 1,135,876,446,552,247.75/35,753,888.22 - Step 6: Final answer
x = 31,769,312.46
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1.5x scale
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.