Finding the Fourth Proportional to 26,198,514.87, 36,153,103.05 and 15,036,845.28
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Solution
The fourth proportional to 26,198,514.87, 36,153,103.05 and 15,036,845.28 is: 20,750,360.07
Step by Step Solution
- Step 1: Write the proportion equation
26,198,514.87 : 36,153,103.05 = 15,036,845.28 : x - Step 2: Convert to fraction form
26,198,514.87/36,153,103.05 = 15,036,845.28/x - Step 3: Cross multiply
26,198,514.87x = 36,153,103.05 × 15,036,845.28 - Step 4: Simplify right side
26,198,514.87x = 543,628,616,954,746.06 - Step 5: Solve for x
x = 543,628,616,954,746.06/26,198,514.87 - Step 6: Final answer
x = 20,750,360.07
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.