Finding the Fourth Proportional to 64,240,293.12, 88,651,717.29 and 34,871,645.63
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Solution
The fourth proportional to 64,240,293.12, 88,651,717.29 and 34,871,645.63 is: 48,122,932.19
Step by Step Solution
- Step 1: Write the proportion equation
64,240,293.12 : 88,651,717.29 = 34,871,645.63 : x - Step 2: Convert to fraction form
64,240,293.12/88,651,717.29 = 34,871,645.63/x - Step 3: Cross multiply
64,240,293.12x = 88,651,717.29 × 34,871,645.63 - Step 4: Simplify right side
64,240,293.12x = 3,091,431,269,384,565.50 - Step 5: Solve for x
x = 3,091,431,269,384,565.50/64,240,293.12 - Step 6: Final answer
x = 48,122,932.19
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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.