Finding the Fourth Proportional to 12,386,084.98, 18,582,490.66 and 3,750,475.14
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Solution
The fourth proportional to 12,386,084.98, 18,582,490.66 and 3,750,475.14 is: 5,626,731.07
Step by Step Solution
- Step 1: Write the proportion equation
12,386,084.98 : 18,582,490.66 = 3,750,475.14 : x - Step 2: Convert to fraction form
12,386,084.98/18,582,490.66 = 3,750,475.14/x - Step 3: Cross multiply
12,386,084.98x = 18,582,490.66 × 3,750,475.14 - Step 4: Simplify right side
12,386,084.98x = 69,693,169,166,699.73 - Step 5: Solve for x
x = 69,693,169,166,699.73/12,386,084.98 - Step 6: Final answer
x = 5,626,731.07
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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.