Finding the Fourth Proportional to 45,168,214.68, 67,714,234.20 and 19,589,958.54
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Solution
The fourth proportional to 45,168,214.68, 67,714,234.20 and 19,589,958.54 is: 29,368,418.70
Step by Step Solution
- Step 1: Write the proportion equation
45,168,214.68 : 67,714,234.20 = 19,589,958.54 : x - Step 2: Convert to fraction form
45,168,214.68/67,714,234.20 = 19,589,958.54/x - Step 3: Cross multiply
45,168,214.68x = 67,714,234.20 × 19,589,958.54 - Step 4: Simplify right side
45,168,214.68x = 1,326,519,040,545,850 - Step 5: Solve for x
x = 1,326,519,040,545,850/45,168,214.68 - Step 6: Final answer
x = 29,368,418.70
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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.