Finding the Fourth Proportional to 38,588,432.80, 57,832,882.80 and 29,568,272.80
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Solution
The fourth proportional to 38,588,432.80, 57,832,882.80 and 29,568,272.80 is: 44,314,275.84
Step by Step Solution
- Step 1: Write the proportion equation
38,588,432.80 : 57,832,882.80 = 29,568,272.80 : x - Step 2: Convert to fraction form
38,588,432.80/57,832,882.80 = 29,568,272.80/x - Step 3: Cross multiply
38,588,432.80x = 57,832,882.80 × 29,568,272.80 - Step 4: Simplify right side
38,588,432.80x = 1,710,018,455,440,827.75 - Step 5: Solve for x
x = 1,710,018,455,440,827.75/38,588,432.80 - Step 6: Final answer
x = 44,314,275.84
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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.