Finding the Fourth Proportional to 8,750,609.18, 12,075,842.90 and 4,830,367.49
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Solution
The fourth proportional to 8,750,609.18, 12,075,842.90 and 4,830,367.49 is: 6,665,908.37
Step by Step Solution
- Step 1: Write the proportion equation
8,750,609.18 : 12,075,842.90 = 4,830,367.49 : x - Step 2: Convert to fraction form
8,750,609.18/12,075,842.90 = 4,830,367.49/x - Step 3: Cross multiply
8,750,609.18x = 12,075,842.90 × 4,830,367.49 - Step 4: Simplify right side
8,750,609.18x = 58,330,758,934,355.48 - Step 5: Solve for x
x = 58,330,758,934,355.48/8,750,609.18 - Step 6: Final answer
x = 6,665,908.37
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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.