Finding the Fourth Proportional to 23,079,718.68, 31,683,229.01 and 19,810,858.38
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Solution
The fourth proportional to 23,079,718.68, 31,683,229.01 and 19,810,858.38 is: 27,195,823.82
Step by Step Solution
- Step 1: Write the proportion equation
23,079,718.68 : 31,683,229.01 = 19,810,858.38 : x - Step 2: Convert to fraction form
23,079,718.68/31,683,229.01 = 19,810,858.38/x - Step 3: Cross multiply
23,079,718.68x = 31,683,229.01 × 19,810,858.38 - Step 4: Simplify right side
23,079,718.68x = 627,671,962,938,217.62 - Step 5: Solve for x
x = 627,671,962,938,217.62/23,079,718.68 - Step 6: Final answer
x = 27,195,823.82
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Why These Related Problems?
These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.