Finding the Fourth Proportional to 39,485,409, 54,492,641.18 and 22,083,373.44
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Solution
The fourth proportional to 39,485,409, 54,492,641.18 and 22,083,373.44 is: 30,476,608.33
Step by Step Solution
- Step 1: Write the proportion equation
39,485,409 : 54,492,641.18 = 22,083,373.44 : x - Step 2: Convert to fraction form
39,485,409/54,492,641.18 = 22,083,373.44/x - Step 3: Cross multiply
39,485,409x = 54,492,641.18 × 22,083,373.44 - Step 4: Simplify right side
39,485,409x = 1,203,381,344,909,862.25 - Step 5: Solve for x
x = 1,203,381,344,909,862.25/39,485,409 - Step 6: Final answer
x = 30,476,608.33
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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.