Finding the Fourth Proportional to 19,104,452.28, 28,613,022.21 and 14,996,422.62
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Solution
The fourth proportional to 19,104,452.28, 28,613,022.21 and 14,996,422.62 is: 22,460,365.11
Step by Step Solution
- Step 1: Write the proportion equation
19,104,452.28 : 28,613,022.21 = 14,996,422.62 : x - Step 2: Convert to fraction form
19,104,452.28/28,613,022.21 = 14,996,422.62/x - Step 3: Cross multiply
19,104,452.28x = 28,613,022.21 × 14,996,422.62 - Step 4: Simplify right side
19,104,452.28x = 429,092,973,496,606.38 - Step 5: Solve for x
x = 429,092,973,496,606.38/19,104,452.28 - Step 6: Final answer
x = 22,460,365.11
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.