Finding the Fourth Proportional to 29,628,332.20, 44,411,234.82 and 15,977,763.28
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Solution
The fourth proportional to 29,628,332.20, 44,411,234.82 and 15,977,763.28 is: 23,949,785.37
Step by Step Solution
- Step 1: Write the proportion equation
29,628,332.20 : 44,411,234.82 = 15,977,763.28 : x - Step 2: Convert to fraction form
29,628,332.20/44,411,234.82 = 15,977,763.28/x - Step 3: Cross multiply
29,628,332.20x = 44,411,234.82 × 15,977,763.28 - Step 4: Simplify right side
29,628,332.20x = 709,592,196,926,453.38 - Step 5: Solve for x
x = 709,592,196,926,453.38/29,628,332.20 - Step 6: Final answer
x = 23,949,785.37
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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.