Finding the Fourth Proportional to 13,305,623.65, 19,958,435.48 and 3,208,244.65
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Solution
The fourth proportional to 13,305,623.65, 19,958,435.48 and 3,208,244.65 is: 4,812,366.98
Step by Step Solution
- Step 1: Write the proportion equation
13,305,623.65 : 19,958,435.48 = 3,208,244.65 : x - Step 2: Convert to fraction form
13,305,623.65/19,958,435.48 = 3,208,244.65/x - Step 3: Cross multiply
13,305,623.65x = 19,958,435.48 × 3,208,244.65 - Step 4: Simplify right side
13,305,623.65x = 64,031,543,851,080.18 - Step 5: Solve for x
x = 64,031,543,851,080.18/13,305,623.65 - Step 6: Final answer
x = 4,812,366.98
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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.