Finding the Fourth Proportional to 25,012,963.02, 34,490,478.36 and 16,294,968.66
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Solution
The fourth proportional to 25,012,963.02, 34,490,478.36 and 16,294,968.66 is: 22,469,199.81
Step by Step Solution
- Step 1: Write the proportion equation
25,012,963.02 : 34,490,478.36 = 16,294,968.66 : x - Step 2: Convert to fraction form
25,012,963.02/34,490,478.36 = 16,294,968.66/x - Step 3: Cross multiply
25,012,963.02x = 34,490,478.36 × 16,294,968.66 - Step 4: Simplify right side
25,012,963.02x = 562,021,263,944,608.19 - Step 5: Solve for x
x = 562,021,263,944,608.19/25,012,963.02 - Step 6: Final answer
x = 22,469,199.81
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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.