Finding the Fourth Proportional to 20,056,159.41, 27,703,462.53 and 16,585,517.07
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Solution
The fourth proportional to 20,056,159.41, 27,703,462.53 and 16,585,517.07 is: 22,909,483.38
Step by Step Solution
- Step 1: Write the proportion equation
20,056,159.41 : 27,703,462.53 = 16,585,517.07 : x - Step 2: Convert to fraction form
20,056,159.41/27,703,462.53 = 16,585,517.07/x - Step 3: Cross multiply
20,056,159.41x = 27,703,462.53 × 16,585,517.07 - Step 4: Simplify right side
20,056,159.41x = 459,476,250,689,420.44 - Step 5: Solve for x
x = 459,476,250,689,420.44/20,056,159.41 - Step 6: Final answer
x = 22,909,483.38
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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.