Finding the Fourth Proportional to 7,936,634.42, 11,903,677.14 and 2,178,023.12
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Solution
The fourth proportional to 7,936,634.42, 11,903,677.14 and 2,178,023.12 is: 3,266,684.93
Step by Step Solution
- Step 1: Write the proportion equation
7,936,634.42 : 11,903,677.14 = 2,178,023.12 : x - Step 2: Convert to fraction form
7,936,634.42/11,903,677.14 = 2,178,023.12/x - Step 3: Cross multiply
7,936,634.42x = 11,903,677.14 × 2,178,023.12 - Step 4: Simplify right side
7,936,634.42x = 25,926,484,023,935.48 - Step 5: Solve for x
x = 25,926,484,023,935.48/7,936,634.42 - Step 6: Final answer
x = 3,266,684.93
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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.