Finding the Fourth Proportional to 15,363,146.97, 23,029,742.46 and 6,138,369.58
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Solution
The fourth proportional to 15,363,146.97, 23,029,742.46 and 6,138,369.58 is: 9,201,569.88
Step by Step Solution
- Step 1: Write the proportion equation
15,363,146.97 : 23,029,742.46 = 6,138,369.58 : x - Step 2: Convert to fraction form
15,363,146.97/23,029,742.46 = 6,138,369.58/x - Step 3: Cross multiply
15,363,146.97x = 23,029,742.46 × 6,138,369.58 - Step 4: Simplify right side
15,363,146.97x = 141,365,070,436,549.66 - Step 5: Solve for x
x = 141,365,070,436,549.66/15,363,146.97 - Step 6: Final answer
x = 9,201,569.88
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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.