Finding the Fourth Proportional to 38,432,849.60, 57,565,293.60 and 29,845,812.80
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Solution
The fourth proportional to 38,432,849.60, 57,565,293.60 and 29,845,812.80 is: 44,703,502.20
Step by Step Solution
- Step 1: Write the proportion equation
38,432,849.60 : 57,565,293.60 = 29,845,812.80 : x - Step 2: Convert to fraction form
38,432,849.60/57,565,293.60 = 29,845,812.80/x - Step 3: Cross multiply
38,432,849.60x = 57,565,293.60 × 29,845,812.80 - Step 4: Simplify right side
38,432,849.60x = 1,718,082,976,562,638.25 - Step 5: Solve for x
x = 1,718,082,976,562,638.25/38,432,849.60 - Step 6: Final answer
x = 44,703,502.20
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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.