Finding the Fourth Proportional to 43,453,545.08, 65,179,902.90 and 26,418,921.08
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Solution
The fourth proportional to 43,453,545.08, 65,179,902.90 and 26,418,921.08 is: 39,628,129.48
Step by Step Solution
- Step 1: Write the proportion equation
43,453,545.08 : 65,179,902.90 = 26,418,921.08 : x - Step 2: Convert to fraction form
43,453,545.08/65,179,902.90 = 26,418,921.08/x - Step 3: Cross multiply
43,453,545.08x = 65,179,902.90 × 26,418,921.08 - Step 4: Simplify right side
43,453,545.08x = 1,721,982,710,717,163 - Step 5: Solve for x
x = 1,721,982,710,717,163/43,453,545.08 - Step 6: Final answer
x = 39,628,129.48
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1.5x scale
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.