Finding the Fourth Proportional to 38,584,894.08, 57,823,300.80 and 28,994,157.12
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Solution
The fourth proportional to 38,584,894.08, 57,823,300.80 and 28,994,157.12 is: 43,450,627.73
Step by Step Solution
- Step 1: Write the proportion equation
38,584,894.08 : 57,823,300.80 = 28,994,157.12 : x - Step 2: Convert to fraction form
38,584,894.08/57,823,300.80 = 28,994,157.12/x - Step 3: Cross multiply
38,584,894.08x = 57,823,300.80 × 28,994,157.12 - Step 4: Simplify right side
38,584,894.08x = 1,676,537,868,592,221.75 - Step 5: Solve for x
x = 1,676,537,868,592,221.75/38,584,894.08 - Step 6: Final answer
x = 43,450,627.73
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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.