Finding the Fourth Proportional to 23,390,063.58, 32,276,649.12 and 13,599,813.19
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Solution
The fourth proportional to 23,390,063.58, 32,276,649.12 and 13,599,813.19 is: 18,766,789.45
Step by Step Solution
- Step 1: Write the proportion equation
23,390,063.58 : 32,276,649.12 = 13,599,813.19 : x - Step 2: Convert to fraction form
23,390,063.58/32,276,649.12 = 13,599,813.19/x - Step 3: Cross multiply
23,390,063.58x = 32,276,649.12 × 13,599,813.19 - Step 4: Simplify right side
23,390,063.58x = 438,956,398,431,177.88 - Step 5: Solve for x
x = 438,956,398,431,177.88/23,390,063.58 - Step 6: Final answer
x = 18,766,789.45
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1.5x scale
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.