Finding the Fourth Proportional to 32,370,808.34, 44,671,763.50 and 18,432,174.78
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Solution
The fourth proportional to 32,370,808.34, 44,671,763.50 and 18,432,174.78 is: 25,436,428.52
Step by Step Solution
- Step 1: Write the proportion equation
32,370,808.34 : 44,671,763.50 = 18,432,174.78 : x - Step 2: Convert to fraction form
32,370,808.34/44,671,763.50 = 18,432,174.78/x - Step 3: Cross multiply
32,370,808.34x = 44,671,763.50 × 18,432,174.78 - Step 4: Simplify right side
32,370,808.34x = 823,397,752,516,744.25 - Step 5: Solve for x
x = 823,397,752,516,744.25/32,370,808.34 - Step 6: Final answer
x = 25,436,428.52
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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.