Finding the Fourth Proportional to 9,112,832.24, 13,669,261.65 and 3,721,482.70
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Solution
The fourth proportional to 9,112,832.24, 13,669,261.65 and 3,721,482.70 is: 5,582,229.48
Step by Step Solution
- Step 1: Write the proportion equation
9,112,832.24 : 13,669,261.65 = 3,721,482.70 : x - Step 2: Convert to fraction form
9,112,832.24/13,669,261.65 = 3,721,482.70/x - Step 3: Cross multiply
9,112,832.24x = 13,669,261.65 × 3,721,482.70 - Step 4: Simplify right side
9,112,832.24x = 50,869,920,718,075.30 - Step 5: Solve for x
x = 50,869,920,718,075.30/9,112,832.24 - Step 6: Final answer
x = 5,582,229.48
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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.