Finding the Fourth Proportional to 25,426,329.33, 38,135,407.96 and 6,977,963.99
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Solution
The fourth proportional to 25,426,329.33, 38,135,407.96 and 6,977,963.99 is: 10,465,824.61
Step by Step Solution
- Step 1: Write the proportion equation
25,426,329.33 : 38,135,407.96 = 6,977,963.99 : x - Step 2: Convert to fraction form
25,426,329.33/38,135,407.96 = 6,977,963.99/x - Step 3: Cross multiply
25,426,329.33x = 38,135,407.96 × 6,977,963.99 - Step 4: Simplify right side
25,426,329.33x = 266,107,503,339,137.62 - Step 5: Solve for x
x = 266,107,503,339,137.62/25,426,329.33 - Step 6: Final answer
x = 10,465,824.61
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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.