Finding the Fourth Proportional to 38,403,269.87, 57,604,963.12 and 15,684,167.12
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Solution
The fourth proportional to 38,403,269.87, 57,604,963.12 and 15,684,167.12 is: 23,526,274.49
Step by Step Solution
- Step 1: Write the proportion equation
38,403,269.87 : 57,604,963.12 = 15,684,167.12 : x - Step 2: Convert to fraction form
38,403,269.87/57,604,963.12 = 15,684,167.12/x - Step 3: Cross multiply
38,403,269.87x = 57,604,963.12 × 15,684,167.12 - Step 4: Simplify right side
38,403,269.87x = 903,485,868,188,281.38 - Step 5: Solve for x
x = 903,485,868,188,281.38/38,403,269.87 - Step 6: Final answer
x = 23,526,274.49
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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.