Finding the Fourth Proportional to 11,179,138.44, 16,756,748.64 and 5,782,355.76
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Solution
The fourth proportional to 11,179,138.44, 16,756,748.64 and 5,782,355.76 is: 8,667,347.89
Step by Step Solution
- Step 1: Write the proportion equation
11,179,138.44 : 16,756,748.64 = 5,782,355.76 : x - Step 2: Convert to fraction form
11,179,138.44/16,756,748.64 = 5,782,355.76/x - Step 3: Cross multiply
11,179,138.44x = 16,756,748.64 × 5,782,355.76 - Step 4: Simplify right side
11,179,138.44x = 96,893,482,017,376.17 - Step 5: Solve for x
x = 96,893,482,017,376.17/11,179,138.44 - Step 6: Final answer
x = 8,667,347.89
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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.