Finding the Fourth Proportional to 29,864,440.80, 44,804,955.60 and 12,833,272.80
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Solution
The fourth proportional to 29,864,440.80, 44,804,955.60 and 12,833,272.80 is: 19,253,473.45
Step by Step Solution
- Step 1: Write the proportion equation
29,864,440.80 : 44,804,955.60 = 12,833,272.80 : x - Step 2: Convert to fraction form
29,864,440.80/44,804,955.60 = 12,833,272.80/x - Step 3: Cross multiply
29,864,440.80x = 44,804,955.60 × 12,833,272.80 - Step 4: Simplify right side
29,864,440.80x = 574,994,218,006,687.75 - Step 5: Solve for x
x = 574,994,218,006,687.75/29,864,440.80 - Step 6: Final answer
x = 19,253,473.45
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1.5x scale
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.