Finding the Fourth Proportional to 23,982,696.90, 33,106,929.93 and 15,292,550.34
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Solution
The fourth proportional to 23,982,696.90, 33,106,929.93 and 15,292,550.34 is: 21,110,611.32
Step by Step Solution
- Step 1: Write the proportion equation
23,982,696.90 : 33,106,929.93 = 15,292,550.34 : x - Step 2: Convert to fraction form
23,982,696.90/33,106,929.93 = 15,292,550.34/x - Step 3: Cross multiply
23,982,696.90x = 33,106,929.93 × 15,292,550.34 - Step 4: Simplify right side
23,982,696.90x = 506,289,392,557,377.69 - Step 5: Solve for x
x = 506,289,392,557,377.69/23,982,696.90 - Step 6: Final answer
x = 21,110,611.32
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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.