Finding the Fourth Proportional to 13,812,449.08, 20,715,138.36 and 4,094,789.68
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Solution
The fourth proportional to 13,812,449.08, 20,715,138.36 and 4,094,789.68 is: 6,141,136.47
Step by Step Solution
- Step 1: Write the proportion equation
13,812,449.08 : 20,715,138.36 = 4,094,789.68 : x - Step 2: Convert to fraction form
13,812,449.08/20,715,138.36 = 4,094,789.68/x - Step 3: Cross multiply
13,812,449.08x = 20,715,138.36 × 4,094,789.68 - Step 4: Simplify right side
13,812,449.08x = 84,824,134,776,300.12 - Step 5: Solve for x
x = 84,824,134,776,300.12/13,812,449.08 - Step 6: Final answer
x = 6,141,136.47
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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.