Finding the Fourth Proportional to 25,426,351.44, 38,135,441.04 and 6,977,986.08
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Solution
The fourth proportional to 25,426,351.44, 38,135,441.04 and 6,977,986.08 is: 10,465,857.73
Step by Step Solution
- Step 1: Write the proportion equation
25,426,351.44 : 38,135,441.04 = 6,977,986.08 : x - Step 2: Convert to fraction form
25,426,351.44/38,135,441.04 = 6,977,986.08/x - Step 3: Cross multiply
25,426,351.44x = 38,135,441.04 × 6,977,986.08 - Step 4: Simplify right side
25,426,351.44x = 266,108,576,731,780.72 - Step 5: Solve for x
x = 266,108,576,731,780.72/25,426,351.44 - Step 6: Final answer
x = 10,465,857.73
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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.