Finding the Fourth Proportional to 15,083,274.02, 22,628,453.42 and 4,985,894.66
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Solution
The fourth proportional to 15,083,274.02, 22,628,453.42 and 4,985,894.66 is: 7,480,012.95
Step by Step Solution
- Step 1: Write the proportion equation
15,083,274.02 : 22,628,453.42 = 4,985,894.66 : x - Step 2: Convert to fraction form
15,083,274.02/22,628,453.42 = 4,985,894.66/x - Step 3: Cross multiply
15,083,274.02x = 22,628,453.42 × 4,985,894.66 - Step 4: Simplify right side
15,083,274.02x = 112,823,084,970,159.20 - Step 5: Solve for x
x = 112,823,084,970,159.20/15,083,274.02 - Step 6: Final answer
x = 7,480,012.95
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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.