Finding the Fourth Proportional to 11,419,948.16, 15,758,075.76 and 6,525,486.80
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Solution
The fourth proportional to 11,419,948.16, 15,758,075.76 and 6,525,486.80 is: 9,004,341.69
Step by Step Solution
- Step 1: Write the proportion equation
11,419,948.16 : 15,758,075.76 = 6,525,486.80 : x - Step 2: Convert to fraction form
11,419,948.16/15,758,075.76 = 6,525,486.80/x - Step 3: Cross multiply
11,419,948.16x = 15,758,075.76 × 6,525,486.80 - Step 4: Simplify right side
11,419,948.16x = 102,829,115,365,279.97 - Step 5: Solve for x
x = 102,829,115,365,279.97/11,419,948.16 - Step 6: Final answer
x = 9,004,341.69
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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.