Finding the Fourth Proportional to 29,623,624.20, 40,864,134.42 and 17,232,323.40
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Solution
The fourth proportional to 29,623,624.20, 40,864,134.42 and 17,232,323.40 is: 23,771,027.31
Step by Step Solution
- Step 1: Write the proportion equation
29,623,624.20 : 40,864,134.42 = 17,232,323.40 : x - Step 2: Convert to fraction form
29,623,624.20/40,864,134.42 = 17,232,323.40/x - Step 3: Cross multiply
29,623,624.20x = 40,864,134.42 × 17,232,323.40 - Step 4: Simplify right side
29,623,624.20x = 704,183,979,786,511.38 - Step 5: Solve for x
x = 704,183,979,786,511.38/29,623,624.20 - Step 6: Final answer
x = 23,771,027.31
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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.