Finding the Fourth Proportional to 26,275,403.88, 39,413,108.25 and 7,831,634.63
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Solution
The fourth proportional to 26,275,403.88, 39,413,108.25 and 7,831,634.63 is: 11,747,452.66
Step by Step Solution
- Step 1: Write the proportion equation
26,275,403.88 : 39,413,108.25 = 7,831,634.63 : x - Step 2: Convert to fraction form
26,275,403.88/39,413,108.25 = 7,831,634.63/x - Step 3: Cross multiply
26,275,403.88x = 39,413,108.25 × 7,831,634.63 - Step 4: Simplify right side
26,275,403.88x = 308,669,063,249,573.12 - Step 5: Solve for x
x = 308,669,063,249,573.12/26,275,403.88 - Step 6: Final answer
x = 11,747,452.66
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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.