Finding the Fourth Proportional to 45,718,561.53, 68,584,742.28 and 13,366,401.75
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Solution
The fourth proportional to 45,718,561.53, 68,584,742.28 and 13,366,401.75 is: 20,051,619.92
Step by Step Solution
- Step 1: Write the proportion equation
45,718,561.53 : 68,584,742.28 = 13,366,401.75 : x - Step 2: Convert to fraction form
45,718,561.53/68,584,742.28 = 13,366,401.75/x - Step 3: Cross multiply
45,718,561.53x = 68,584,742.28 × 13,366,401.75 - Step 4: Simplify right side
45,718,561.53x = 916,731,219,234,691 - Step 5: Solve for x
x = 916,731,219,234,691/45,718,561.53 - Step 6: Final answer
x = 20,051,619.92
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.