Finding the Fourth Proportional to 13,191,134.70, 19,758,708.45 and 10,951,646.70
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Solution
The fourth proportional to 13,191,134.70, 19,758,708.45 and 10,951,646.70 is: 16,404,228.99
Step by Step Solution
- Step 1: Write the proportion equation
13,191,134.70 : 19,758,708.45 = 10,951,646.70 : x - Step 2: Convert to fraction form
13,191,134.70/19,758,708.45 = 10,951,646.70/x - Step 3: Cross multiply
13,191,134.70x = 19,758,708.45 × 10,951,646.70 - Step 4: Simplify right side
13,191,134.70x = 216,390,394,192,704.59 - Step 5: Solve for x
x = 216,390,394,192,704.59/13,191,134.70 - Step 6: Final answer
x = 16,404,228.99
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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.