Finding the Fourth Proportional to 45,988,154.52, 68,956,574.64 and 15,266,049.66
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Solution
The fourth proportional to 45,988,154.52, 68,956,574.64 and 15,266,049.66 is: 22,890,557.45
Step by Step Solution
- Step 1: Write the proportion equation
45,988,154.52 : 68,956,574.64 = 15,266,049.66 : x - Step 2: Convert to fraction form
45,988,154.52/68,956,574.64 = 15,266,049.66/x - Step 3: Cross multiply
45,988,154.52x = 68,956,574.64 × 15,266,049.66 - Step 4: Simplify right side
45,988,154.52x = 1,052,694,492,837,736.62 - Step 5: Solve for x
x = 1,052,694,492,837,736.62/45,988,154.52 - Step 6: Final answer
x = 22,890,557.45
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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.