Finding the Fourth Proportional to 11,852,578.90, 17,778,868.36 and 8,026,203.70
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Solution
The fourth proportional to 11,852,578.90, 17,778,868.36 and 8,026,203.70 is: 12,039,305.56
Step by Step Solution
- Step 1: Write the proportion equation
11,852,578.90 : 17,778,868.36 = 8,026,203.70 : x - Step 2: Convert to fraction form
11,852,578.90/17,778,868.36 = 8,026,203.70/x - Step 3: Cross multiply
11,852,578.90x = 17,778,868.36 × 8,026,203.70 - Step 4: Simplify right side
11,852,578.90x = 142,696,819,012,844.94 - Step 5: Solve for x
x = 142,696,819,012,844.94/11,852,578.90 - Step 6: Final answer
x = 12,039,305.56
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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.