Finding the Fourth Proportional to 26,987,218.48, 40,480,795.14 and 8,791,383.97
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Solution
The fourth proportional to 26,987,218.48, 40,480,795.14 and 8,791,383.97 is: 13,187,065.34
Step by Step Solution
- Step 1: Write the proportion equation
26,987,218.48 : 40,480,795.14 = 8,791,383.97 : x - Step 2: Convert to fraction form
26,987,218.48/40,480,795.14 = 8,791,383.97/x - Step 3: Cross multiply
26,987,218.48x = 40,480,795.14 × 8,791,383.97 - Step 4: Simplify right side
26,987,218.48x = 355,882,213,486,649.94 - Step 5: Solve for x
x = 355,882,213,486,649.94/26,987,218.48 - Step 6: Final answer
x = 13,187,065.34
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.