Finding the Fourth Proportional to 15,307,258.26, 22,960,918.98 and 14,371,922.10
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Solution
The fourth proportional to 15,307,258.26, 22,960,918.98 and 14,371,922.10 is: 21,557,912.81
Step by Step Solution
- Step 1: Write the proportion equation
15,307,258.26 : 22,960,918.98 = 14,371,922.10 : x - Step 2: Convert to fraction form
15,307,258.26/22,960,918.98 = 14,371,922.10/x - Step 3: Cross multiply
15,307,258.26x = 22,960,918.98 × 14,371,922.10 - Step 4: Simplify right side
15,307,258.26x = 329,992,538,924,971.44 - Step 5: Solve for x
x = 329,992,538,924,971.44/15,307,258.26 - Step 6: Final answer
x = 21,557,912.81
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.