Finding the Fourth Proportional to 19,690,272.70, 29,535,409.05 and 17,036,064.70
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Solution
The fourth proportional to 19,690,272.70, 29,535,409.05 and 17,036,064.70 is: 25,554,097.05
Step by Step Solution
- Step 1: Write the proportion equation
19,690,272.70 : 29,535,409.05 = 17,036,064.70 : x - Step 2: Convert to fraction form
19,690,272.70/29,535,409.05 = 17,036,064.70/x - Step 3: Cross multiply
19,690,272.70x = 29,535,409.05 × 17,036,064.70 - Step 4: Simplify right side
19,690,272.70x = 503,167,139,516,765.50 - Step 5: Solve for x
x = 503,167,139,516,765.50/19,690,272.70 - Step 6: Final answer
x = 25,554,097.05
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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.