Finding the Fourth Proportional to 33,182,418.30, 49,739,427.21 and 12,706,544.70
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Solution
The fourth proportional to 33,182,418.30, 49,739,427.21 and 12,706,544.70 is: 19,046,720.75
Step by Step Solution
- Step 1: Write the proportion equation
33,182,418.30 : 49,739,427.21 = 12,706,544.70 : x - Step 2: Convert to fraction form
33,182,418.30/49,739,427.21 = 12,706,544.70/x - Step 3: Cross multiply
33,182,418.30x = 49,739,427.21 × 12,706,544.70 - Step 4: Simplify right side
33,182,418.30x = 632,016,255,196,261.25 - Step 5: Solve for x
x = 632,016,255,196,261.25/33,182,418.30 - Step 6: Final answer
x = 19,046,720.75
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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.