Finding the Fourth Proportional to 23,390,101.46, 32,276,701.32 and 13,599,850.98
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Solution
The fourth proportional to 23,390,101.46, 32,276,701.32 and 13,599,850.98 is: 18,766,841.56
Step by Step Solution
- Step 1: Write the proportion equation
23,390,101.46 : 32,276,701.32 = 13,599,850.98 : x - Step 2: Convert to fraction form
23,390,101.46/32,276,701.32 = 13,599,850.98/x - Step 3: Cross multiply
23,390,101.46x = 32,276,701.32 × 13,599,850.98 - Step 4: Simplify right side
23,390,101.46x = 438,958,328,077,969.31 - Step 5: Solve for x
x = 438,958,328,077,969.31/23,390,101.46 - Step 6: Final answer
x = 18,766,841.56
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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.