Finding the Fourth Proportional to 17,143,536.48, 25,719,232.14 and 7,429,779.96
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Solution
The fourth proportional to 17,143,536.48, 25,719,232.14 and 7,429,779.96 is: 11,146,372.03
Step by Step Solution
- Step 1: Write the proportion equation
17,143,536.48 : 25,719,232.14 = 7,429,779.96 : x - Step 2: Convert to fraction form
17,143,536.48/25,719,232.14 = 7,429,779.96/x - Step 3: Cross multiply
17,143,536.48x = 25,719,232.14 × 7,429,779.96 - Step 4: Simplify right side
17,143,536.48x = 191,088,235,540,359.91 - Step 5: Solve for x
x = 191,088,235,540,359.91/17,143,536.48 - Step 6: Final answer
x = 11,146,372.03
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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.