Finding the Fourth Proportional to 41,430,570.12, 62,146,051.74 and 12,676,659.84
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Solution
The fourth proportional to 41,430,570.12, 62,146,051.74 and 12,676,659.84 is: 19,015,049.90
Step by Step Solution
- Step 1: Write the proportion equation
41,430,570.12 : 62,146,051.74 = 12,676,659.84 : x - Step 2: Convert to fraction form
41,430,570.12/62,146,051.74 = 12,676,659.84/x - Step 3: Cross multiply
41,430,570.12x = 62,146,051.74 × 12,676,659.84 - Step 4: Simplify right side
41,430,570.12x = 787,804,358,307,020.12 - Step 5: Solve for x
x = 787,804,358,307,020.12/41,430,570.12 - Step 6: Final answer
x = 19,015,049.90
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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.