Finding the Fourth Proportional to 39,651,266.48, 54,719,691.26 and 22,248,898.81
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Solution
The fourth proportional to 39,651,266.48, 54,719,691.26 and 22,248,898.81 is: 30,704,009.78
Step by Step Solution
- Step 1: Write the proportion equation
39,651,266.48 : 54,719,691.26 = 22,248,898.81 : x - Step 2: Convert to fraction form
39,651,266.48/54,719,691.26 = 22,248,898.81/x - Step 3: Cross multiply
39,651,266.48x = 54,719,691.26 × 22,248,898.81 - Step 4: Simplify right side
39,651,266.48x = 1,217,452,873,510,137.75 - Step 5: Solve for x
x = 1,217,452,873,510,137.75/39,651,266.48 - Step 6: Final answer
x = 30,704,009.78
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.