Finding the Fourth Proportional to 7,219,956.67, 10,834,192.16 and 2,674,198.60
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Solution
The fourth proportional to 7,219,956.67, 10,834,192.16 and 2,674,198.60 is: 4,012,874.70
Step by Step Solution
- Step 1: Write the proportion equation
7,219,956.67 : 10,834,192.16 = 2,674,198.60 : x - Step 2: Convert to fraction form
7,219,956.67/10,834,192.16 = 2,674,198.60/x - Step 3: Cross multiply
7,219,956.67x = 10,834,192.16 × 2,674,198.60 - Step 4: Simplify right side
7,219,956.67x = 28,972,781,475,974.75 - Step 5: Solve for x
x = 28,972,781,475,974.75/7,219,956.67 - Step 6: Final answer
x = 4,012,874.70
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.