Finding the Fourth Proportional to 13,718,374.08, 20,575,557.73 and 4,000,375.79
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Solution
The fourth proportional to 13,718,374.08, 20,575,557.73 and 4,000,375.79 is: 5,999,979.48
Step by Step Solution
- Step 1: Write the proportion equation
13,718,374.08 : 20,575,557.73 = 4,000,375.79 : x - Step 2: Convert to fraction form
13,718,374.08/20,575,557.73 = 4,000,375.79/x - Step 3: Cross multiply
13,718,374.08x = 20,575,557.73 × 4,000,375.79 - Step 4: Simplify right side
13,718,374.08x = 82,309,962,988,120.38 - Step 5: Solve for x
x = 82,309,962,988,120.38/13,718,374.08 - Step 6: Final answer
x = 5,999,979.48
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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.