Finding the Fourth Proportional to 23,390,065.20, 32,276,651.37 and 13,599,814.82
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Solution
The fourth proportional to 23,390,065.20, 32,276,651.37 and 13,599,814.82 is: 18,766,791.70
Step by Step Solution
- Step 1: Write the proportion equation
23,390,065.20 : 32,276,651.37 = 13,599,814.82 : x - Step 2: Convert to fraction form
23,390,065.20/32,276,651.37 = 13,599,814.82/x - Step 3: Cross multiply
23,390,065.20x = 32,276,651.37 × 13,599,814.82 - Step 4: Simplify right side
23,390,065.20x = 438,956,481,480,316.06 - Step 5: Solve for x
x = 438,956,481,480,316.06/23,390,065.20 - Step 6: Final answer
x = 18,766,791.70
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.