Finding the Fourth Proportional to 43,381,239.08, 65,071,577.66 and 11,032,862.09
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Solution
The fourth proportional to 43,381,239.08, 65,071,577.66 and 11,032,862.09 is: 16,549,221.67
Step by Step Solution
- Step 1: Write the proportion equation
43,381,239.08 : 65,071,577.66 = 11,032,862.09 : x - Step 2: Convert to fraction form
43,381,239.08/65,071,577.66 = 11,032,862.09/x - Step 3: Cross multiply
43,381,239.08x = 65,071,577.66 × 11,032,862.09 - Step 4: Simplify right side
43,381,239.08x = 717,925,741,920,982.75 - Step 5: Solve for x
x = 717,925,741,920,982.75/43,381,239.08 - Step 6: Final answer
x = 16,549,221.67
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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.