Finding the Fourth Proportional to 11,358,751.20, 15,675,014.65 and 6,202,075.84
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Solution
The fourth proportional to 11,358,751.20, 15,675,014.65 and 6,202,075.84 is: 8,558,830.80
Step by Step Solution
- Step 1: Write the proportion equation
11,358,751.20 : 15,675,014.65 = 6,202,075.84 : x - Step 2: Convert to fraction form
11,358,751.20/15,675,014.65 = 6,202,075.84/x - Step 3: Cross multiply
11,358,751.20x = 15,675,014.65 × 6,202,075.84 - Step 4: Simplify right side
11,358,751.20x = 97,217,629,609,347.22 - Step 5: Solve for x
x = 97,217,629,609,347.22/11,358,751.20 - Step 6: Final answer
x = 8,558,830.80
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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.