Finding the Fourth Proportional to 26,845,647.48, 40,261,121.91 and 7,410,227.31
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Solution
The fourth proportional to 26,845,647.48, 40,261,121.91 and 7,410,227.31 is: 11,113,312.33
Step by Step Solution
- Step 1: Write the proportion equation
26,845,647.48 : 40,261,121.91 = 7,410,227.31 : x - Step 2: Convert to fraction form
26,845,647.48/40,261,121.91 = 7,410,227.31/x - Step 3: Cross multiply
26,845,647.48x = 40,261,121.91 × 7,410,227.31 - Step 4: Simplify right side
26,845,647.48x = 298,344,065,108,721.31 - Step 5: Solve for x
x = 298,344,065,108,721.31/26,845,647.48 - Step 6: Final answer
x = 11,113,312.33
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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.