Finding the Fourth Proportional to 33,907,702.36, 46,786,956.50 and 19,971,832.18
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Solution
The fourth proportional to 33,907,702.36, 46,786,956.50 and 19,971,832.18 is: 27,557,787.12
Step by Step Solution
- Step 1: Write the proportion equation
33,907,702.36 : 46,786,956.50 = 19,971,832.18 : x - Step 2: Convert to fraction form
33,907,702.36/46,786,956.50 = 19,971,832.18/x - Step 3: Cross multiply
33,907,702.36x = 46,786,956.50 × 19,971,832.18 - Step 4: Simplify right side
33,907,702.36x = 934,421,243,363,922.25 - Step 5: Solve for x
x = 934,421,243,363,922.25/33,907,702.36 - Step 6: Final answer
x = 27,557,787.12
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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.