Finding the Fourth Proportional to 23,454,448.48, 32,367,083.06 and 12,857,819.67
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Solution
The fourth proportional to 23,454,448.48, 32,367,083.06 and 12,857,819.67 is: 17,743,760.53
Step by Step Solution
- Step 1: Write the proportion equation
23,454,448.48 : 32,367,083.06 = 12,857,819.67 : x - Step 2: Convert to fraction form
23,454,448.48/32,367,083.06 = 12,857,819.67/x - Step 3: Cross multiply
23,454,448.48x = 32,367,083.06 × 12,857,819.67 - Step 4: Simplify right side
23,454,448.48x = 416,170,117,003,267.25 - Step 5: Solve for x
x = 416,170,117,003,267.25/23,454,448.48 - Step 6: Final answer
x = 17,743,760.53
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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.